Top 10 Best Long Underwear Our Top Picks in 2020

When it comes to deciding who makes thelong underwear or who the long underwear are, there are a selection of world-renowned companies that you can rely on

The good news is, we’ve tested tons of these increasingly popular true long underwear, and found the best of the best. Right now, our top pick is the Fruit of the Loom Men’s Classic Midweight Waffle Thermal Underwear Bottoms (1-Pack), Black Soot, Medium which feature incredible active. But if that doesn’t quite meet your needs, we’ve rounded up a bunch of solid options for nearly every scenario.

To help you in your search, we have completed this list of the Best long underwear.

Best long underwear

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Product Title
Score

Fruit of the Loom Men's Classic Midweight Waffle Thermal Underwear Bottoms (1-Pack), Black Soot, Medium
9.8

Thermajane Women's Ultra Soft Thermal Underwear Long Johns Set with Fleece Lined (Medium, Black)
9.6

Carhartt Men's Force Midweight Classic Thermal Base Layer Pant, Black, Large
9.3

Thermajohn Men's Ultra Soft Thermal Underwear Long Johns Set with Fleece Lined (X-Large, Grey)
8.6

Amazon Essentials Men's Lightweight Performance Base Layer Long John Pant, Black, X-Large
8.4

Duofold Men's Mid Weight Wicking Thermal Pant, Black, X-Large
8.1

Men's Thermal Top and Bottom Set Underwear Long Johns Base Layer with Soft Fleece Lined Black
7.6

Hanes Men's X-Temp 4-Way Performance Stretch Mesh Boxer Brief, Assorted-4, Medium
7.4

MANCYFIT Thermal Leggings for Women Fleece Lined Pants Long Underwear Bottoms Wine Red Large
7.3

MANCYFIT Thermal Underwear for Women Long Johns Set Fleece Lined Ultra Soft (Black, XX-Large (US 20))
6.4

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Product Title

Fruit of the Loom Men's Classic Midweight Waffle Thermal Underwear Bottoms (1-Pack), Black Soot, Medium

9.8

Thermajane Women's Ultra Soft Thermal Underwear Long Johns Set with Fleece Lined (Medium, Black)

9.6

Carhartt Men's Force Midweight Classic Thermal Base Layer Pant, Black, Large

9.3

Thermajohn Men's Ultra Soft Thermal Underwear Long Johns Set with Fleece Lined (X-Large, Grey)

8.6

Amazon Essentials Men's Lightweight Performance Base Layer Long John Pant, Black, X-Large

8.4

Duofold Men's Mid Weight Wicking Thermal Pant, Black, X-Large

8.1

Men's Thermal Top and Bottom Set Underwear Long Johns Base Layer with Soft Fleece Lined Black

7.6

Hanes Men's X-Temp 4-Way Performance Stretch Mesh Boxer Brief, Assorted-4, Medium

7.4

MANCYFIT Thermal Leggings for Women Fleece Lined Pants Long Underwear Bottoms Wine Red Large

7.3

MANCYFIT Thermal Underwear for Women Long Johns Set Fleece Lined Ultra Soft (Black, XX-Large (US 20))

6.4

Fruit of the Loom Men’s Classic Midweight Waffle Thermal Underwear Bottoms (1-Pack), Black Soot, Medium


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Fruit of the Loom Men's Classic Midweight Waffle Thermal Underwear Bottoms (1-Pack), Black Soot, Medium

$14.99
$11.26  in stock
1 new from $11.26
Free shipping
Buy Now
Amazon.com
as of October 21, 2020 9:07 am

Features

  • Pack of 1
  • Super soft, natural touch waffle fabric for moderately cold to cold weather conditions
  • Dual Defense Moisture wicking technology
  • Intellifresh odor control keeps fabric fresh
  • Elastic waistband and ribbed cuffs on ankles

Thermajane Women’s Ultra Soft Thermal Underwear Long Johns Set with Fleece Lined (Medium, Black)


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Thermajane Women's Ultra Soft Thermal Underwear Long Johns Set with Fleece Lined (Medium, Black)

$24.99  in stock
1 new from $24.99
Free shipping
Buy Now
Amazon.com
as of October 21, 2020 9:07 am

Features

  • Long underwear women are form-fitted to stay in place and feature a squat proof design so you can move in confidence. These sets combine performance with fashion to give you a more streamlined look. Our 4-way stretch fabric is also non-see-through for peace of mind and comfort.
  • Moisture-wicking Features: With their moisture transport system, long johns women wick away sweat fast to keep you dry and light. You no longer have to worry about that sticky or clammy feeling as work out or lounge at home. Your comfort and dryness are assured.
  • Delivering a comfortable and chafe-free fit; these women thermal underwear fits smoothly and soft against your skin. Their poly-spandex material offers breathability allowing odor to escape. Their tagless design allows no skin irritation, and seams won’t rip or tear prematurely.
  • These thermal underwear are lightweight and fit snug against the skin. They won’t bunch up and contour to the shape of your body. You can wear them on their own or under another pair of pants for added comfort. No bulkiness means no riding up or pinching.
  • Flexibility and full mobility are improved with womens long underwear stretch construction. These set’s flexible design won’t hold you back when it comes to body movement. You’ll feel a sense of freedom in all your activities, whether sports, shopping, or leisure.

Carhartt Men’s Force Midweight Classic Thermal Base Layer Pant, Black, Large


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Carhartt Men's Force Midweight Classic Thermal Base Layer Pant, Black, Large

$29.99  in stock
3 new from $29.99
Free shipping
Buy Now
Amazon.com
as of October 21, 2020 9:07 am

Features

  • 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
  • Concealed dry low-stitch waistband and contoured front for comfort
  • Strategic seam placement for maximum comfort and reduced chafing

Thermajohn Men’s Ultra Soft Thermal Underwear Long Johns Set with Fleece Lined (X-Large, Grey)


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Thermajohn Men's Ultra Soft Thermal Underwear Long Johns Set with Fleece Lined (X-Large, Grey)

$39.99
$24.99  in stock
1 new from $24.99
Free shipping
Buy Now
Amazon.com
as of October 21, 2020 9:07 am

Features

  • Size guide: Please order 1 size larger than you normally wear
  • 2 Piece thermal set they are ultra soft, warm, comfortable and great to wear at home or add an extra layer of warmth under your clothes.
  • Made from Ultra-Soft polyester and spandex, the four way stretch material provides a comfortable fit.
  • Perfect for indoor/outdoor winter activities.
  • 2 Pieces: Top and Bottom Included. Available in Black, Navy, Grey & White

Amazon Essentials Men’s Lightweight Performance Base Layer Long John Pant, Black, X-Large


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Amazon Essentials Men's Lightweight Performance Base Layer Long John Pant, Black, X-Large

$15.00
$13.95  in stock
1 new from $13.95
Free shipping
Buy Now
Amazon.com
as of October 21, 2020 9:07 am

Features

  • Lightweight fabric which is moisture wicking to stay dry and also heat retaining for warmth
  • Slim fit; extremely close to the body
  • As a base layer, this product is to be worn under additional articles of clothing
  • Everyday made better: we listen to customer feedback and fine-tune every detail to ensure quality, fit, and comfort

Duofold Men’s Mid Weight Wicking Thermal Pant, Black, X-Large


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Duofold Men's Mid Weight Wicking Thermal Pant, Black, X-Large

$19.99
$15.62  in stock
5 new from $14.86
Free shipping
Buy Now
Amazon.com
as of October 21, 2020 9:07 am

Features

  • Classic 2-ply cotton-rich thermal underwear
  • Choose these base-layer bottoms for everyday warmth during low activity levels

Men’s Thermal Top and Bottom Set Underwear Long Johns Base Layer with Soft Fleece Lined Black


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Men's Thermal Top and Bottom Set Underwear Long Johns Base Layer with Soft Fleece Lined Black

$24.99  in stock
1 new from $24.99
Free shipping
Buy Now
Amazon.com
as of October 21, 2020 9:07 am

Features

  • Midweight thermal long underwear set for men, crafted from lightweight microfleece (not a bulky base layer), which will keep you snug and warm also to retain body heat , no matter what moderately cold-weather activities you’re undertaking, such hiking, running, and skiing. All thermal sets are adopted antistatic processing -Say good bye to static in cold and dry weather.
  • Ultra moisture wicking fabric moves sweat away from your skin and break them down for super swift evaporation, making the thermal Long Johns extremely breathable and odor-resistant. No matter wear it directly or as a base layer, both are perfect , fashionable and professional athletic suit to workout for year-round use .
  • Mens thermal set with ergonomic seaming and 4-way stretch which contours your body for a performance fit that keeps you moving. Anti-slippery high elastic waistband, not easy to loose and out of shape after machine washing.
  • Soft and light weight design for men and boys. Thermal Legging with 4 flatlock seams , and no middle seams design prevent chafing and irritation to eliminates abrasion and enhances fit by reducing bulky seams.  Also, durable sport long johns is nice to resistant to piling. They fit snug like a second skin for perfect heat retention minimizing heat loss for an ideal base layer or worn on their own.
  • Thermal winter pants and long sleeves shirts with fashionable design specially for men - Achieving firming and sculpturing the body contour. Muezna offer 6 size and thermal underwear plus size for men, please check the size chart to choose the thermal suit. Multi functional Men's Top and Bottom Suit can be used as a casual home suit, hiking workout running gym base layer, or warm thermal underwear to skiing.

Hanes Men’s X-Temp 4-Way Performance Stretch Mesh Boxer Brief, Assorted-4, Medium


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Hanes Men's X-Temp 4-Way Performance Stretch Mesh Boxer Brief, Assorted-4, Medium

$17.44  in stock
1 new from $17.44
Free shipping
Buy Now
Amazon.com
as of October 21, 2020 9:07 am

Features

  • X temp technology is designed to adapt to your temperature and activity to keep you cool and dry for all day comfort
  • Quick drying fabric wicks away moisture for added comfort
  • 4 way stretch mesh helps you take on any activity
  • Soft and stretchable waistband provides additional wicking to add an extra level of cool
  • Tag free for itch free comfort

MANCYFIT Thermal Leggings for Women Fleece Lined Pants Long Underwear Bottoms Wine Red Large


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MANCYFIT Thermal Leggings for Women Fleece Lined Pants Long Underwear Bottoms Wine Red Large

$15.99  in stock
1 new from $15.99
Free shipping
Buy Now
Amazon.com
as of October 21, 2020 9:07 am

Features

  • 【ULTRA SOFT & COMFY FABRIC】MANCYFIT thermal leggings for women are designed for advanced coverage and extra comfort. Made of polyester 95% + spandex 5% blend skin-touch fabric, these fleece lined leggings are super soft and breathable, evaporates moisture and provides comfortable wearing experience.
  • 【FOUR WAY STRETCHABLE】Our thermal pants for women fit to your perfect silhouette but not too tight. Stretchy fabric of this womens thermal tight offers free movement and flexibility under your outer styling, reduce your burden of wearing. You will feel relaxed with the perfectly hidden long underwear bottoms.
  • 【KEEP WARM IN NICE FLEECE】Perfect for cold weather, our fleece pants for women in normal thickness will keep your body in a comfortable temperature, add warmth and reduce heat loss. Long johns pants works excellently during your winter activities like snowboarding or Iceland trip.
  • 【PERECT BASE LAYER UNDERWEAR】Classic black thermal long underwear will be your must-have layering piece in this white winter. You can wear it as thermal base layer bottoms for your outdoor activity, a thermal yoga pants or a casual pajama pants lounge wear at home.
  • 【FAST SHIPPING & PRODUCT GUARANTEE】Add thermal leggings for women to your cart, you will own a 30-day, full-money-back warranty and can be returned or exchanged if you are unsatisfied on this item. Search MANCYFIT Thermal Underwear, you will find the piece you want for the season.

MANCYFIT Thermal Underwear for Women Long Johns Set Fleece Lined Ultra Soft (Black, XX-Large (US 20))


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MANCYFIT Thermal Underwear for Women Long Johns Set Fleece Lined Ultra Soft (Black, XX-Large (US 20))

$23.99  in stock
1 new from $23.99
Free shipping
Buy Now
Amazon.com
as of October 21, 2020 9:07 am

Features

  • 【ULTRA SOFT & WARM FABRIC】 Made of Polyester 95% + spandex 5% blend super skin-touch fabric. The latest 4-way stretch material provides a breathable and comfortable fit.
  • 【KEEP WARM IN NICE THICKNESS】 Perfect for cold weather, comfy stretch softwear in normal thickness is lightly fleece lined, lightweight but warm, works excellently during your winter activities like snowboarding for added warmth and thermal insulation.
  • 【TOP & BOTTOM ARE BOTH INCLUDED】 Our womens long johns thermal set consists of a long sleeve top and a pair of full length pants, which are great to be wear as a set and also performs well as a single fleece top or a pair of basic leggings or tights.
  • 【MULTIPLE COLORS FOR YOUR PRETTY WARDROBE】 Classic black thermal long underwear must be your essential piece in this white winter, to meet different fashion with this single item. Of course wine red and navy blue are also your good choice.
  • 【FAST SHIPPING & FLEXIBLE RETURN POLICY】 100% Product guarantee, add these thermo underwear to your cart by clicking the "Add-to-cart" Button while you will own a 30-day, full-money-back warranty and can be returned or exchanged if you are unsatisfied on this item.

Let us leave here with one more amazing deal: Carhartt Men’s Force Midweight Classic Thermal Base Layer Pant, Black, Large which is the best in among all. It is perfect choice, if you want to go for the long underwear.