14 best base layers

Base layers are a critical component of clothing, particularly in cold or extreme weather conditions. They are designed to be worn closest to the skin and serve several important functions:

  1. Thermal Insulation: Base layers provide thermal insulation by trapping a layer of warm air close to the body.This helps to regulate body temperature and keeps the wearer warm in cold conditions. They are often made from materials like merino wool, synthetic blends, or silk, which are known for their insulating properties.

  2. Moisture Management: Base layers are designed to wick moisture away from the skin. They have moisture-wicking properties that help transport sweat and moisture to the outer layers of clothing, keeping the skin dry. This is crucial in preventing hypothermia in cold weather and enhancing comfort during physical activities.

  3. Breathability: Base layers are typically designed to be breathable to allow excess heat and moisture to escape, preventing overheating and discomfort during activities like hiking, skiing, or snowboarding.

  4. Odor Control: Many base layers are treated with antimicrobial agents to control odor caused by bacteria growth during extended use.

  5. Compression: Some base layers are designed with a compression fit, which can help improve blood circulation and reduce muscle fatigue during physical activities. These are often used in sports and athletic wear.

  6. Fit and Comfort: Base layers are typically designed to have a snug, close-to-the-skin fit. This minimizes friction between layers and ensures the clothing does not bunch up or interfere with outer layers.

  7. Layering: Base layers are a crucial part of the layering system for cold weather. They are typically worn as the first layer, followed by mid-layers and an outer shell to provide insulation, moisture management, and protection from the elements.

  8. Versatility: Base layers are not limited to cold weather use. They can also be used in hot weather to help manage moisture and provide UV protection when made from appropriate materials.

  9. Material Options: Base layers can be made from a variety of materials, including merino wool, synthetic fabrics (such as polyester and nylon), silk, and blends of these materials. Each material has its own unique properties and benefits.

In summary, base layers are an essential part of any clothing system, especially in challenging weather conditions. They help regulate temperature, manage moisture, enhance comfort, and contribute to overall performance and well-being when engaging in outdoor activities or facing extreme weather conditions.

Below you can find our editor's choice of the best base layers on the market
  

HEROBIKER Mens Thermal Underwear Set Skiing Winter Warm Base Layers Tight Long Johns Top and Bottom Set with Fleece Lined

Based on 6 reviews Check latest price
  • 🍀ULTRA SOFT & WARM FABRIC🍀 Thermal Underwear is Made of Premium Silky Soft Lining for Excellent Comfort and Warmth in Cold Weather
  • 🍀KEEP WARM & BREATHABILITY🍀 Perfect for cold weather, comfy stretch softwear in normal thickness, breathable, lightweight but warm, works excellently during your winter activities like snowboarding for added warmth
  • 🍀EXCELLENT FLEXIBILITY FOR ANY MOVEMENT🍀 Four way stretch compression is designed for Freedom of Movement and to keep your Body Looking Slimmer. Flatlock stitching creates a flat seam to the garment to ensure maximum comfort
  • 🍀TOP & BOTTOM🍀 Mens winter thermal underwear is super warm and soft on the inside and thins enough to fit under your shirt comfortably. This thermal set definitely can be wore as an outdoor compression sports shirt
  • 🍀 FOR ANY OCCASION🍀 This long johns set for cold weather. Idea for all kinds of indoor/outdoor activities, such as cycling, skiing, climbing, running, snowboarding, yoga, fitness body training etc

User questions & answers

Question: Are these biking outer ware, unisex or do you sell clothing for women
Answer: Extremely soft!
Question: How long would it takes to arrive after ordering. I saw one review saying that it would take at least 2 weeks to arrived. Is that true
Answer: Yes, all Merino.tech products are made from 100% Ethically Sourced Non-Mulesed Organic Merino Wool from New Zealand.
Question: What size should I order if my boyfriend is a large shirt but usually a small/med in underwear
Answer: It's a great gift for any hiker, hunter, skier, or anyone who enjoys being outdoors and comfortable! I tend to wear mine any time most people would probably be thinking about putting on a sweater - rainy days, getting cozy on the couch and want to feel comfortable. I love that it's like wearing a sweater, but less bulky and regulates your body temperature far better. Hope that helps!
Question: Is this a top and bottom? shirt and pants
Answer: Merino.tech base layers are proudly designed in Canada and made from 100% Superfine Merino Wool from New Zealand in some of the finest mills and factories around the globe including Thailand and PRC.

Product features

HEROBIKER THERMAL UNDERWEAR

Our Thermal Underwear will be the best Choice for Thermal Retention in Winter

Fit like a glove

Four-way stretchy fabric for a snug-fit ensures no bunching around body and reduces heat loss.

Warmth

Back-brushed single layer tech locks in body heat.

Advanced Moisture Management

Wicks swear away from your body, keeping you dry and comfortable.

Lightweight

Lightweight fits body nicely and no bulky feeling. It delivers warmth outdoors and cool comfort indoor. It is functional for doing activities indoors and outdoors in winter.

Carhartt Men's Force Midweight Classic Thermal Base Layer Pant

Carhartt

Based on 2 reviews Check latest price

Product description

Carhartt Men's Base Force Midweight Classic Bottoms (MBL115) are thermal base layer bottoms featuring classic waffle knit fabric for easy-wearing warmth. Designed to keep you warm, dry, and comfortable, these men’s thermal bottoms use FastDry and Rugged Flex technologies and odor-fighting fabric. FastDry wicks away sweat and Rugged Flex is for ease of movement, giving your legs a full range of motion. Made of 200 GSM/6-ounces of 100% polyester with smooth flatlock seams, tagless labels, and fabric cut to move with your body, these bottoms are perfect for layering under your pants when working outside in the cold. These base layer bottoms work as hard as you do to keep you warm, dry, and odor free throughout the workday. Pair them with Carhartt Men’s Base Force Midweight Classic Crew top (MBL113) for a complete base layer set.

  • 100% Polyester
  • Imported
  • Pull On closure
  • Machine Wash
  • Waffle knit traps heat, fast dry wicks away sweat and fights odor
  • Rugged flex technology for ease of movement
  • Smooth flatlock seams and tagless label enhance comfort

User questions & answers

Question: Looking what size will fit a 38 w 32L
Answer: There is one pair in each order
Question: medium fits 34 waist
Answer: Mine are a couple years old and have only been washed a few times. They are size Large and have an inseam of 25 inches - definitely not long enough for me at 6' 2" 190 with a normal 34 inch inseam in jeans.
Question: Do the pants have a working fly or not
Answer: No wool and I find them to be light weight60 cotton 40 polyester
Question: What does " low output" mean
Answer: Good question that I can't answer. I know the box SHOULD be more accurate, but in my case, I'd go with Amazon. I'm probably a 32 or 33 inch waist, and the small fit me fine.

Womens Thermal Underwear Set Long Johns Base Layer Fleece Lined Soft Top Bottom

ViCherub

Based on 4 reviews Check latest price
  • 『Women's Thermal Underwear Set』:1 Set. US Sizes (S M L XL XXL) and Black,Gray,Charcoal,Jade,Lavender,Navy,Pink,Purple,Purple, White and Christmas design, various colors for different fashion choose.
  • 『Tops & Bottoms Included』: Ideal for women or girls, our ladies long johns consists of a long sleeve top and a pair of full length pants, which are great to be wear as a set or as single.
  • 『Ultra Soft and Comfortable』: 92% microfiber (polyester ) + 8% spandex blend super skin-touch fabric, smooth,comfort, light weight, durable and breathable, bring warm like live in spring.
  • 『Comfy Skin Stretch』: This silk knit base layer long john adopt latest four way stretch with an elastic waistband, perfectly fits your body curves, keeps you cozy to beat the chilly weather.
  • Fleece Lined Keep Warm』: Womens thermals underwear set with fleece lining in nice thickness, gives you warmth without thick or heavyweight layers for indoor & outdoor winter activities.
  • 『Sweat Moisture Wicking』: The thin lightweight long underwear clothing maintains your body heat by wicking moisture away from your skin; drying quickly and insulating from extreme cold.
  • 『Perfect Gift for Family/Friends』: Warmth is the best expression of love in the cold winter, whether you are running, hiking, biking, hunting, snowboard, ski and camping, daily wear our woman long underwear thermals at home or under your clothes in cold weather.

User questions & answers

Question: How do you mix and match. size suggests top should be med but bottom xl
Answer: The thermals came packaged together, if you can mix n match, I am not aware.
Question: Do these have a gusseted crotch
Answer: No.
Question: What is the inseam length
Answer: Dear,different size thermal underwear has different inseam length. S:25.8 inch M:26.2 inch L: 26.6 inch XL:27 inch XXL: 27.4 inch.We hope our answers can help you.
Question: Is the fit about what I would expect when ordering a size medium
Answer: i'm usually a medium, but i ordered a large and i'm happy. i think they will be snug if you order your regular size

Product features

ViCherub Women's Fleece Lined Thermal Underwear Set & Get Ready For Winter!

These long johns sets are silky on the outside but lined with soft fleece on the inside, provides a lightweight layer that feels soft under the skin.

They are fit snug enough that there is no bulkiness showing when worn under clothes-even underneath jeans without disrupting your style.

Use the best quality fabrics, even if washed a lot of times, still very warm in cold weather.

Gift Package Includes:

2 piece set: 1 Top + 1 Bottom

  • 1 Set: Black
  • 1 Set: Gray

Ultra Soft & Comfort

92% ultra-soft polyester, 8% spandex, ultra Soft, Comfortable and Durable, which leaves a smooth feeling on the skin

Micro Fleece Lining

They are silky on the outside but lined with soft warmth lining on the inside, help retain body heat and keep you warm.

Four-Way Stretch Fabric

Four way stretch knitted pattern offers full freedom of movement, providing lasting size and shape.

Full cut comfortable fit.

Perfect Fit Draping, both top and bottom are stretchy, perfect for active wear to keep you warm and comfy.

Elastic Waistband

The elastic band on the pants makes wearing and removal a breeze.

Moisture Wicking

The breathable fibers absorbs the excess moisture and then release it, keeping you comfortable.

No fading & No shrinking

Repeatedly washed without fuzz balls or shrinking, No fading with the highest grade color fastness.

Anti-static

The fabric is specially treated with anti-static treatment, effectively anti-static during cold weather.

Perfect for wear under your clothes OR alone at Indoor & Outdoor Activities

Rocky Thermal Underwear for Men Fleece Lined Thermals Men's Base Layer Long John Set

Based on 5 reviews Check latest price
  • LIGHWEIGHT - (cotton) - 55% Cotton and 45% Ultra-Soft Polyester - MIDWEIGHT - (fleece) - 92% Ultra-Soft Polyester and 8% Spandex - HEAVYWEIGHT - (fleece) 90% Ultra-Soft Polyester and 10% Spandex.
  • WONDERFULLY WARM: Rocky's thermal underwear for men is a "2 PIECE SET" and is perfect for use underneath formal or casual attire at work or for a day out, or the thermal underwear can be worn as comfy pajamas on cold, chilly nights.
  • PREMIUM GRADE FABRICS: Rocky thermal underwear for men is designed for comfort with an elastic waistband and fleece lined moisture wicking microfibers, these thermal long johns have the perfect blend of comfort, warmth, elasticity, and moisture protection.
  • MOISTURE WICKING: Rocky thermal underwear for men set is designed to keep you dry, this long-sleeved shirt and long pants are made to be wick away sweat and other moisture, this thermal underwear for men set will do its job no matter how active you are.
  • BASE LAYERS: When going out to jog, run, bike or cycle in the cold, make sure to use the rocky thermal underwear for men set under your clothing to keep warm and cozy in freezing cold climates or bad weather. These thermal underwear are stretchy & comfortable.

User questions & answers

Question: I am 200lbs and waist is 34 length 32. What size should inorder
Answer: No. It's wool, so it can't be machine washed. Handwash in cold water with woolite and spread out flat to dry on a towel
Question: I'm 6'2" tall, 175 pounds, what size should I get
Answer: Nice and long sleeves I have 37" sleeves and this fits nicely
Question: I weigh about 160. What size should I get
Answer: If you wash and dry like normal clothing, it might work for an XS. Any size larger, you'll be able to fit it on a Ken Doll.
Question: My pants size is 38x30 and wear a xl shirt will XL size work for me
Answer: The medium size sleeve length from the armpit to cuff is 20 inches.

Product features

Rocky Brand offers a variety of Thermal Underwear Sets to match your Preference. Choose From Lightweight to Heavyweight Fabrics.
Winters can get rough and cold. These thermal long johns will help you make it through.

PREMIUM GRADE FABRICS: These have the perfect blend of comfort, warmth, elasticity, and moisture protection.

See Rocky size chart for exact measurements

For a comfortable fit, Please choose a size up for the lightweight thermals

Winters can get rough and cold. These thermal long johns will help you make it through.

These Rocky thermals are designed for comfort with an elastic waistband and convenient fly front opening

Winters can get rough and cold. These thermal long johns will help you make it through.

Double layer knit cuffs and neckline

Winters can get rough and cold. These thermal long johns will help you make it through.

Be Comfy in these throughout the day!

They are full cut for a comfortable fit and shrinkage controlled for lasting size and shape

MERIWOOL Mens Base Layer 100% Merino Wool Thermal Pants

MERIWOOL

Based on 19 reviews Check latest price

Product description

Why MERIWOOL? Soft & Comfortable. When you think wool, you may think scratchy, but MERIWOOL’s Merino Wool clothing line is far from it. We only use superfine 18.5-micron 100% all natural Merino wool responsibly sourced from Australia to ensure your comfort all day long with absolutely no itching!

  • Package Includes: 1 - Men’s 250g/m² merino wool thermal leggings
  • SUPER SOFT: 100% all natural superfine 18.5-micron Merino wool ensures comfort all day long – no itch! EASY CARE: Your thermal pants are machine-washable on cold setting and safe to tumble dry on low heat with like colors, so it’s ready when you are for your next adventure. MEN’S SIZE OPTIONS: XS to 3XL.
  • BREATHABLE: Keeping you cool in summer and warm in winter, MERIWOOL’s 250g/m2 weight interlock-knit Merino wool can be used as a base layer or mid-layer, but won’t weigh you down. COMFORTABLE & CONVENIENT: Quick-drying pants feature a loop for hang drying while camping, hiking, hunting, working, playing sports, skiing, or partaking in any outdoors activity.
  • WICKING & ODOR RESISTANCE: Merino wool’s natural wicking and odor-resistant properties keep you dry and comfortable while active in cold weather. Through the process of wicking, Merino wool is the most breathable fabric and absorbs moisture better than any other fibers. Wicking refers to a fabric’s ability to pull moisture away from your body and keep you comfortable.
  • EXCEPTIONAL CUSTOMER CARE: If your MERIWOOL Men’s Leggings don’t perform to your satisfaction, return it to us within 30 DAYS with proof of purchase for a hassle-free refund, exchange, or replacement. Includes a 1-YEAR limited manufacturer’s warranty, which covers manufacturing and material defects. For best results: hand wash and lay flat to dry.

User questions & answers

Question: where are these made
Answer: Yes, you can use these speakers with the supplied aux cable.
Question: Is there a fly
Answer: Yes, it can work with iPod shuffle, by bluetooth connection if your iPod shuffle has bluetooth, or 3.5mm AUX.

Carhartt Men's Base Force Midweight Classic Crew

Carhartt

Based on 2 reviews Check latest price

Product description

Carhartt Men's Base Force Midweight Classic Crew (MBL113) is a thermal base layer long-sleeve shirt featuring classic waffle knit fabric for easy-wearing warmth. Designed to keep you warm, dry, and comfortable, this crew neck base layer top uses FastDry and Rugged Flex technologies and odor-fighting fabric. FastDry wicks away sweat and Rugged Flex is for ease of movement, giving your arms a full range of motion. Made of 200 GSM/6-ounces of 100% polyester, this base layer shirt is perfect for layering when you need extra protection on cold weather days. Smooth flatlock seams, tagless labels, and fabric cut to move with your body make this base layer top comfortable to wear while working or while relaxing on your days off. Conveniently concealed thumb loops keep your sleeves in place when you put on another layer. This base layer top works as hard as you do to keep you warm, dry, and odor free throughout the workday. Pair it with Carhartt Men’s Base Force Midweight Classic Bottoms (MBL115) for a complete base layer set.

  • 100% Polyester
  • Imported
  • No Closure closure
  • Machine Wash
  • Classic waffle knit traps heat
  • FastDry wicks away sweat; fights odors
  • Rugged Flex technology for ease of movement

User questions & answers

Question: Did i buy carhart top and bottom ? Pamela s Allison
Answer: They are unisex. But they do sell them for women too . I bought them they keep you very warm .
Question: Are these soft or rough
Answer: Ni if you have prime it took 2 days
Question: how do i get sawdust off? it sticks tk it like glue
Answer: Just my opinion, I would get a Medium-Large. Pajamas are usually big for their stated size; however, you want more of a tight fit with thermal underwear as to keep the heat in, and usually warn under regular clothing. So I would say medium. Everything fits differently, but I would say the medium would be a better choice under a large shirt.
Question: Received in a rolled up in a plastic bag not a retail package, anybody else have this issue? not giftable imo
Answer: Yes it’s a shirt and pants. You wear them uber your clothes to keep you warm. My husband says they are awesome and keeps him warm.

Carhartt Men's Force Heavyweight Thermal Base Layer Pant

Carhartt

Based on 662 reviews Check latest price

Product description

This heavyweight Carhartt force base bottoms for extreme cold weather Works as hard as you do to keep you warm, dry, and odor free on the coldest days. The heavyweight fabric traps heat and features rugged flex That moves with you and fast dry technology to wick away sweat. They feature smooth flat-lock seams and key-split elastic waistband with concealed stitching for comfort. The contoured front panel with fly supports and provides comfort where you need it.

  • 81% Polyester, 19% Wool
  • Imported
  • No Closure closure
  • Machine Wash
  • Poly-wool blend regulates temperature, fast dry wicks away sweat and fights odor
  • Rugged flex technology for ease of movement
  • Smooth flat lock seams and tagless label enhance comfort

User questions & answers

Question: Does these keep you warm in low 50F windy foggy conditions
Answer: My husband like the "dusty purple" set that I ordered for him. I chose size by referring to the Rocky Apparel website and going by his measurements. You can find the chart under Mens Apparel about halfway down the page here: https://www.rockyboots.com/global-size-chart/global-size-chart.html. You'll need to measure your chest, waist, sleeve length, & inseam. Remember, they're supposed to fit snug!
Question: For best results should this be worn tight or loose
Answer: I would determine which size to purchase based on the manufacturer’s size chart.
Question: I'm 6'0 145lbs i wear a 32x32 pants what size is that? Medium
Answer: I am 5’8 and weigh 130. The medium fits me very well. Could be a little tight with 30 more pounds.
Question: What is the fabric's GSM
Answer: My pant size is 34x38 and I wear the XL. Their a little big but not much.

Carhartt Men's Force Tech Quarter-Zip Thermal Base Layer Long Sleeve Shirt

Carhartt

Based on 224 reviews Check latest price

Product description

This heavyweight Carhartt force base layer quarter-zip top for extreme cold weather Works as hard as you do to keep you warm, dry, and odor free on the coldest days. Smooth flat-lock seams and tag less label enhance comfort. Rugged flex fabric moves with you. Fast dry technology wicks away sweat. There's a convenient zip pocket on chest. The mock-neck collar with quarter length zipper unzips easily to release the heat when you're working hard. The concealed thumb loops keep your sleeves in place when you put on another layer.

  • 81% Polyester, 19% Wool
  • Imported
  • Zipper closure
  • Machine Wash
  • Mock-neck collar with quarter length zipper and convenient zip pocket on chest
  • Fast dry wicks away sweat and rugged flex technology for ease of movement
  • Smooth flat lock seams and tagless label enhance comfort

User questions & answers

Question: Can i put this over the carhartt men's force heavyweight polyester-wool base layer long sleeve shirt
Answer: I did! Always buy carhartt for my son.
Question: is midweight cathartt base layer 3/4 zip neck shirt fleece lined? what does inside look like
Answer: Carhartt Men's Force Midweight Classic base layer tops (style# MBL113) are made of soft, waffle knit polyester.
Question: What is on the inside of heavyweight carhartt men's force tech quarter-zip thermal base layer long sleeve shirt? is it fleece lined
Answer: To get the sawdust off your Carhartt Base Force Midweight Classic Base Layer top, try machine washing it on cold, gentle cycle and tumble dry on low. Do not bleach, iron, use softeners, or dry clean.
Question: Where is this made? I won't buy made in China items
Answer: Carhartt Men’s Base Force Midweight Classic Crew is shipped from Amazon in a polybag without paper retail packaging and is giftable. Once removed from the polybag, you will find a hang tag attached to the base layer top. A style sticker is on the back of the polybag. In partnership with Amazon to reduce packaging waste, lessen our environmental impact, and support our sustainable packaging solutions, Carhartt base layer products are shipped without paper retail packaging.

Product features

Anti-odor treatment

Stay fresh longer.

Wicking treatment

Keeps you dry and comfortable.

RuggedFlex

Moves with you.

Poly-wool blend fabric

Classic comfort, updated.

Merino.tech Merino Wool Base Layer Womens Pants 100% Merino Wool Leggings Midweight Thermal Underwear Bottoms + Wool Socks

Based on 123 reviews Check latest price

Product description

10 Reasons Why Merino.tech Merino Wool Leggings for Women are Perfect for You!

1. Affordable - Replace your cotton with Merino leggings wool long johns women without breaking the bank!

2. Four Season Comfort - merino lightweight bottom wool leggins naturally regulate body temperature to keep you comfortable all year round.

3. Perfect for Travel - Merino wool tights for women are ideal for multi-day wear with no stink and comfort in all climates. Lightweight and naturally wrinkle resistant.

4. Easy Care - Washer/dryer safe. For longer lasting wear, hand wash and lay flat to air dry.

5. Lifetime Warranty - All Merino.tech Products are covered by our Lifetime Warranty.

6. Ideal for Daily Wear - Enjoy the comfort and performance of womens merino wool leggings every day - not just trail days.

7. Great for Layering - Thermal underwear for women merino wool is form fit for layering without bulk.

8. Itch-Free - Ultra soft 100% Merino wool long underwear women provides all day comfort and no itch!

9. UPF 50+ Protection - Merino base layer bottoms women blocks out harmful rays from the sun.

10. Great for Any Occasion - Fit for the trail, gym, hunting, fishing, skiing, office, or night out.

Order Your Women Merino Wool Thermal Underwear Now and Say Goodbye to Smelly Clothing!

Click "Add To Cart" and "Buy Now"

  • FREE MERINO WOOL HIKING SOCKS ($21 VALUE!) – Package includes Merino Wool Base Layer Women Wool Leggings Midweight 250 g/m² + Merino Wool Hiking Socks. Cool Packaging! MAKES A GREAT CHRISTMAS GIFT!
  • SUPER SOFT & COMFORTABLE – 100% Superfine 18.5 Micron Womens Merino Wool Pants provide all day comfort and no itch! Designed for daily wear without rubbing and overheating of regular cotton.
  • MOISTURE WICKING & ODOR RESISTANT – Merino Womens Wool Pants natural wicking and odor-resistant properties allow it to absorb moisture better than any other fabric, keeping you dry and fresh.
  • EASY CARE – Washer/dryer safe. For longer lasting wear, hand wash and lay flat to air dry. Wool thermal womens naturally regulates body temperature to keep you comfortable all year round.
  • LIFETIME WARRANTY – All Merino.tech Products are covered by our LIFETIME WARRANTY. If your womens wool long underwear does not perform to your satisfaction, return it within 60 DAYS for a hassle-free refund, exchange, or replacement.

User questions & answers

Question: How does sizing run
Answer: Yes, Carhartt Base Force Heavyweight base layer bottoms will keep you warm in low 50F windy foggy conditions. Please note there are 2 heavyweight bottom base layer styles selling from the same page. Colors Deep Navy Heather and Shadow Heather are Style # MBL112 and made of 95% polyester/5% spandex. Colors Burnt Olive Heather, Navy Heather, and Black Heather are Style #MBL121 and made of 80% Polyester/20% Wool. The material is listed in the bullet points. Both are heavyweight Carhartt base layer bottoms designed for cold weather use.
Question: Where can I buy the socks
Answer: The best really worm and don’t feel like there super tight I have 3 pairs
Question: I want to get these as a gift. Is the packaging nice
Answer: I’m 6 foot six and I believe I got an extra large for my long legs. And the underwear works out OK no problems
Question: Are these made from non-mulesed wool
Answer: There are 2 styles of Carhartt Men's Heavyweight base layer bottoms selling from this page, 1) Force Heavyweight bottoms in colors Navy Heather and Shadow Heather, fabric: 266 GSM, and 2) Force Heavyweight Synthetic-Wool Blend in colors Burnt Olive Heather, Navy Heather, and Black Heather, fabric: 190 GSM.

Thermajohn Men's Ultra Soft Thermal Underwear Long Johns Set with Fleece Lined

Based on 17 reviews Check latest price
  • Mens thermal underwear is a lightweight thermal set of both a thermal top and bottom made of a poly-spandex material that will wick away moisture to keep you dry with no sticky or clammy feeling so you can wear them all day.
  • Made of premium fabric, thermals for men have smart odor control to prevent the spread of smells as well as absorbing odor-causing enzymes so they won’t stick to your skin. You can remain confident that wearing these all day won’t cause any problems.
  • Built with flexibility, the thermal underwear is highly stretchable to offer full mobility. The fabric won’t hinder your movements so you can move freely while at the gym, office, or home. They are perfect for all activities and will keep you comfortable.
  • Men thermal underwear set is soft against the skin, yet its strong seams won’t rip or tear prematurely, offering long life. They fit snug like a second skin for perfect heat retention minimizing heat loss for an ideal base layer or worn on their own.
  • For even more added comfort, long johns for men thermal have no tags, which reduces any skin irritation. You can slip them on and off easily and can be worn under your clothes for added insulation and at the gym for added support and movement.

User questions & answers

Question: Hi ✌🏼 ... Im 5'3 ft and weight 210 lbs , what size I need
Answer: You could try layering the two base layer tops, but the fit may be too tight, especially in the sleeves. Carhartt base layer was designed to be next-to-skin.
Question: My son's 6 ft to 6 ft 2, and 140 lbs, large in undershirts and small in underwear. what size should i order for him
Answer: Carhartt Men's Midweight Force Tech Quarter-Zip Thermal Base Layer Long Sleeve Shirt is not fleece lined. The inside fabric is the same as the outside fabric which is 100% polyester with a low 2x2mm mini-grid texture.
Question: I’m 6’ height and 137 lb, what is the best size for me
Answer: Carhartt Men's Heavyweight Force Tech Quarter-Zip Base Layer Long Sleeve Shirt is not fleece lined. The inside fabric is the same as the outside fabric. There are 2 different heavyweight styles selling from this page; the fabric content bullet point changes as you click through different colors. Heavyweight in 81% polyester, 19% wool comes in colors: Black Heather, Burnt Olive Heather, and Navy Heather. Heavyweight in 95% polyester, 5% spandex comes in colors: Deep Burnt Olive Heather, Shadow Heather, Deep Navy Heather, and Fired Brick Heather.
Question: My husband is 6 ft 155 lbs. so tall and skinny. What size should I get him
Answer: Label says Made in Cambodia

Product features

Fly / Pee Hole

Nature can call as the most unexpected time, and the convenience of these pants at the office, traveling, camping, or anywhere outdoors make it easy for you to relieve yourself with removing the pants.

Flexibility

With their unique pattern, these thermal underwear set offer full flexibility and body movement. The stretchable fabric won’t hinder your actions, especially at the gym or other activities. They are perfect for every sport.

Resilient Band

For added comfort, the elastic waistband stretches with your body while you move. Just slip them on under your clothes to stay warm on cold days or wear them to the gym for added support.

Odor Control

Made of premium quality and breathable fabric, the smart odor control will prevent the spread of odors as well as absorbing odor-causing enzymes to keep them from sticking to your skin.

Moisture Wicking

The breathable and stretchable fabric makes wearing them for any extreme activity perfect as they absorb excess moisture and wick sweat away from your skin to avoid any sticky or clammy feelings you may get.

Lightweight

This men thermal underwear set is made of a poly-spandex fabric that is soft against the skin while fitting snug like a second skin. It is non-bulky, so you will have no worries about it bunching up.

LAPASA Men's Heavyweight Thermal Underwear Pants Fleece Lined Long Johns Leggings Base Layer Bottom M25

Based on 1 reviews Check latest price
  • 95% Polyester, 5% Spandex
  • 260g/㎡ Heavyweight Thermal for Super Warmth: LAPASA men's heavyweight thermal underwear leggings are suitable for extreme cold and frigid temperatures when more warmth is required to regulate the body temperature. Added fleece lined is suitable for winter sports in the snow.
  • Fleece Lined Fabric: Inner fleece fabric maintains body temperature and less friction to skin. It wicks moisture away from skin for drier and comfort.
  • Four Way Stretch: Elastic fabric makes it comfortable and flexible. It is functional for any body movement.
  • Draping Tailoring: provides super comfort and excellent body fit. It supports freedom to movement especially for shoulder.
  • Open Fly Design: Provides more convenience for daily life.

User questions & answers

Question: My husband wears 36w 30 l What size should I buy
Answer: They are true to size in my opinion
Question: My husband is 6’1” & about 190 lbs. he wears size 34w, 36l in regular pants. he wants snug, but not tight. what size
Answer: I got a 3 pack at their online store
Question: Does the elastic in the ankle fit tight
Answer: All my merino.tech purchases so far have arrived in a black merino.tech ziploc bag. I’d be happy to send it as a gift to friends and family.
Question: What is the length of each size? Size chart shows only waist not length
Answer: Yes, all Merino.tech gear is made from 100% Non-Mulesed Organic Merino Wool from New Zealand.

Carhartt Men's Force Heavyweight Thermal Base Layer Long Sleeve Pocket Shirt

Carhartt

Based on 491 reviews Check latest price

Product description

This heavyweight Carhartt force base layer crew top for extreme cold weather Works as hard as you do to keep you warm, and dry on the coldest days. Smooth flat-lock seams and tag less label enhance comfort. Rugged flex fabric moves with you. Fast dry technology wicks away sweat and keeps you odor free throughout the work day. There's a convenient zip pocket on chest. The concealed thumb loops keep your sleeves in place when you put on another layer.

  • 81% Polyester, 19% Wool
  • Imported
  • No Closure closure
  • Machine Wash
  • Stay warm with temperature-regulating wool-polyester blend
  • Fast dry wicks away sweat and rugged flex technology for ease of movement
  • Smooth flat lock seams and tagless label enhance comfort

User questions & answers

Question: What does the spec for low-output levels mean? i am playing pond hockey so it's an issue if that refers to range of motion
Answer: My husband is 5' 8'" and weighs up to 175 at his heaviest. I got a medium for him and the length was just perfect. As the other person said, they fit like tights or like a good athletic shirt that I can't name but will stretch depending on the size of the person. I would think a large would be needed for his height.

Rocky Thermal Underwear for Women Fleece Lined Thermals Women's Base Layer Long John Set

Based on 2 reviews Check latest price
  • 92% Polyester, 8% Spandex
  • LIGHTWEIGHT - (cotton) - 55% Cotton and 45% Ultra-Soft Polyester - MIDWEIGHT - (fleece) - 92% Ultra-Soft Polyester and 8% Spandex - HEAVYWEIGHT - (fleece) 90% Ultra-Soft Polyester and 10% Spandex.
  • WONDERFULLY WARM: Rocky's thermal underwear for women is a "2 PIECE SET" and is perfect for use underneath formal or casual attire at work or for a day out, or the thermal underwear can be worn as comfy pajamas on cold, chilly nights.
  • PREMIUM GRADE FABRICS: Rocky thermal underwear for women is designed for comfort with an elastic waistband and fleece lined moisture wicking microfibers, these thermal long johns have the perfect blend of comfort, warmth, elasticity, and moisture protection.
  • MOISTURE WICKING: Rocky thermal underwear for women set is designed to keep you dry, this long-sleeved shirt and long pants are made to be wick away sweat and other moisture, this thermal underwear for men set will do its job no matter how active you are.
  • BASE LAYERS: When going out to jog, run, bike or cycle in the cold, make sure to use the rocky thermal underwear for women set under your clothing to keep warm and cozy in freezing cold climates or bad weather. These thermal underwear are stretchy & comfortable.

User questions & answers

Question: Can someone tell me the length of thermal underwear for women size xs and s. thank you
Answer: Dear customer, Here're the length of each size: S---36.2''(92cm) M---37.4''(95cm) L---38.6''(98cm) XL---39.8''(101cm) XXL---40.9''(104cm) More size informations are in the last roll-over image. For any other question or request for assistance, please feel free to contact us. Best regards, LAPASA Customer Support
Question: After reading many of the reviews, what size should I order if I am petite, 5'2, and weight 120lbs
Answer: The size chart will match up to your current clothing size.
Question: I am 4'10 and weigh 94 pounds. Do you think the small will fit me
Answer: Sizes run very small and snug. I'm 6' 200lbs and couldnt squeeze into the XL. and they were short in length.
Question: I’m 5’6 and 137 lbs. Will a medium fit
Answer: Large to extra large they run small so by one size bigger than normal

Product features

Rocky Brand offers a variety of Thermal Underwear Sets to match your Preference. Choose From Lightweight to Heavyweight Fabrics.
Winters can get rough and cold. These thermal long johns will help you make it through.

They are silky on the outside but lined with soft thermal fleece on the inside. They fit snug enough that there is no bulkiness showing when worn under clothes-even underneath jeans. They are also wonderful to sleep in. These sets will continue warming you even after being laundered many times.

These Rocky Fleece Lined Thermals are well designed for wear under your clothes OR alone.

These light-weight thermal pants make all the difference in the world.

BASE LAYERS

When going out to jog, run, bike or cycle in the cold, use this set under your clothing to keep warm and cozy in freezing cold climates or bad weather.

DRAPING TAILORING

These have the perfect blend of comfort, warmth, elasticity, and moisture protection. They are made with you in mind! They are designed so you can move around comfortabl without feeling restricted.

MOISTURE WICKING

Designed to keep you dry, this long sleeved shirt and long pants are made to be wick away sweat and other moisture, no matter how active you are.

WONDERFULY WARM

These are perfect for use underneath formal or casual attire at work or for a day out, or they can be worn as comfy pajamas on cold, chilly nights

Merino.tech Merino Wool Base Layer Mens Bottom Pants 100% Merino Wool Midweight Thermal Underwear Long Johns + Wool Socks

Merino.tech

Based on 196 reviews Check latest price

Product description

10 Reasons Why Merino.tech Mens Wool Baselayer is Perfect for You!

1. Affordable - Replace your cotton with Merino wool long underwear men without breaking the bank!

2. Four Season Comfort - merino thermal underwear naturally regulate body temperature to keep you comfortable all year round.

3. Perfect for Travel - Merino leggings men are ideal for multi-day wear with no stink and comfort in all climates. Lightweight and naturally wrinkle resistant.

4. Easy Care - Washer/dryer safe. For longer lasting wear, hand wash and lay flat to air dry.

5. Lifetime Warranty - All Merino.tech Products are covered by our Lifetime Warranty.

6. Ideal for Daily Wear - Enjoy the comfort and performance of wool long johns for men every day - not just trail days.

7. Great for Layering - Merino Wool mens underwear pants are form fit for layering without bulk.

8. Itch-Free - Ultra soft 100% Merino Wool tights for men provide all day comfort and no itch!

9. UPF 50+ Protection - Merino SMARTwool pants men block out harmful rays from the sun.

10. Great for Any Occasion - Fit for the trail, gym, hunting, fishing, skiing, office, or night out.

Order Your Merino Wool Base Layer Mens Pants Now and Say Goodbye to Smelly Clothing!

Click "Add To Cart" and "Buy Now"

  • FREE MERINO WOOL HIKING SOCKS ($21 VALUE!) – Package includes Merino Wool Pants for Men Midweight 250 g/m² + Merino Wool Hiking Socks. Cool Packaging! MAKES A GREAT CHRISTMAS GIFT!
  • SUPER SOFT & COMFORTABLE – 100% Superfine 18.5 Micron Merino Wool Underwear Mens provide all day comfort and no itch! Designed for daily wear without rubbing and overheating of regular cotton.
  • MOISTURE WICKING & ODOR RESISTANT – Merino Baselayer Men natural wicking and odor-resistant properties allow it to absorb moisture better than any other fabric, keeping you dry and fresh.
  • EASY CARE – Washer/dryer safe. For longer lasting wear, hand wash and air dry. Midweight Merino Wool Base Layer Mens naturally regulates body temperature to keep you comfortable all year round.
  • LIFETIME WARRANTY – All Merino.tech Products are covered by our LIFETIME WARRANTY. If your merino pants do not perform to your satisfaction, return them within 60 DAYS for a hassle-free refund, exchange, or replacement.

User questions & answers

Question: where are these made
Answer: either GA or CA...my old eyes can't properly read the tag but it is definitely USA.
Question: Are they comfortable to sleep in
Answer: /Duration 0:09Loaded: 0.00%Stream Type LIVESeek to live, currently playing liveLIVERemaining Time -0:09 Playback Rate1xChaptersChaptersDescriptionsdescriptions off, selectedCaptionscaptions off, selectedAudio TrackFullscreenThis is a modal window. .noScriptDisplayLongText { display : none; } .noScriptNotDisplayExpander { display : none; } .noScriptDisplayLongText { display : block; } There is an overlapping fly on these.
Question: Can I go running in these in the winter
Answer: If you use a Mobile phone to play music, the Bluetooth connection will be very smooth. You are using your computer to connect to this speaker. The sound and image are out of sync due to the cache allocation.It is recommended that you use aux connection to connect the speaker to the computer. Or use cache optimization software to re-optimize the way your computer allocates cache.I hope my answer will be helpful to you.
Question: where are these made
Answer: They just change! Look good to me . Wasn’t expecting them to change with music , honestly haven’t even thought of looking if they do, I use in the shower .

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