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The 8 Best mens thermal underwear bottoms of 2025

Are you trying to find mens thermal underwear bottoms among various brands on the market but aren’t sure where to begin? To assist you in finding the right one, we’ve put together a list of the 7 best to help you pick the perfect one!

We investigated and evaluated a number of the top-selling mens thermal underwear bottoms on the market in order to create our list of the best. Making a decision among the many options available is never simple. There are an infinite number of models available, each with a distinct price. And as you’ll find out, the best options aren’t usually the ones you imagine! This comparison is rich and relevant because of the numerous factors that were employed. You will find products featured in this ranking not only based on their pricing but also on their features and other customers reviews. To write this review, we completed 19 hours of research and did 28 mens thermal underwear bottoms tests. You won’t need to pick products at random any more. If you’re unsure of what to look for, browse our list and consult the buying guide!

An overview of our top picks

Table of contents

The best mens thermal underwear bottoms you can buy today

No. 1
Fruit of the Loom Men's Recycled Premium Waffle Thermal Underwear Long Johns Bottom (1, 2, 3, and 4 Packs), Black, Medium
  • Traditional full length thermal pant made from U.S. sourced cotton and recycled polyester
  • Soft mini waffle fabric long johns underwear bottoms
  • Provides insulation and warmth in cold to moderately cold conditions
  • Moisture wicking and quick drying fabric
  • Reinforced flat seam construction
SaleNo. 2
Thermajohn Long Johns for Men, Thermal Underwear for Men Long Underwear Mens Leggings Thermal Pants Men Cold Weather Bottoms (Black, Large)
  • Heat Retention: When it comes to warmth and everyday wear, these mens thermal pants are designed specifically for you to stay protected from the cold.
  • Ultra Soft Fleece: Designed with a fleece lining & quality material, these ultra soft long johns for men will keep you feeling comfortable throughout the day.
  • Moisture Wicking: Stay dry with these long underwear mens as they're made from breathable fabric that effectively wicks away moisture and perspiration.
  • 4 Way Stretch: Made with stretchable material, these thermal pants men allows you freedom of movement with no chafing or bunching up when you move.
  • Layer Up: Layering is essential to ward off the cold, so bundle up with a pair of mens leggings for cold weather this winter and stay comfortable while outside or in bed as a pajama.
SaleNo. 3
Realtree Men's Heavyweight Cotton Polyester Thermal Long Johns Underwear Bottom, Ivory, Large
  • Super Soft Thick Thermal Fabric: Indulge in the epitome of comfort and insulation with our state-of-the-art thermal fabric, meticulously engineered for unparalleled warmth.
  • Moisture Wicking Technology: Stay dry and at ease throughout the day. Our moisture-wicking technology effortlessly lifts sweat and moisture away from your skin.
  • Odor Resistant: Feel fresh and self-assured. Our thermal bottoms feature advanced odor-resistant properties, keeping unwanted odors at bay.
  • Heat-Trapping Design: Confront the cold head-on as our innovative design locks in your body's heat, establishing a reliable barrier against icy temperatures. Secure fit that keeps cold air out, thanks to the ribbed cuffs that gently embrace your ankles.
  • Tag-Free Label: Say goodbye to irritation and discomfort. Our tag-free label ensures you experience ultimate comfort without any annoying tags.
SaleNo. 4
Thermajohn Long Johns Thermal Underwear for Men Fleece Lined Base Layer Set for Cold Weather (Medium, Black)
  • Heat Retention: When it comes to warmth and everyday wear, these long johns for men is designed specifically for you to stay protected from the cold.
  • Ultra Soft Fleece: Designed with a fleece lining & quality material, these ultra soft mens thermal underwear set will keep you feeling comfortable throughout the day.
  • Moisture Wicking: Stay dry with these long underwear mens as they're made from breathable fabric that effectively wicks away moisture and perspiration.
  • 4 Way Stretch: Made with stretchable material, these thermals for men allows you freedom of movement with no chafing or bunching up when you move.
  • Layer Up: Layering is essential to ward off the cold, so bundle up with a pair of mens thermals this winter and stay comfortable while outside or in bed as a pajama.
SaleNo. 5
Indera Traditional Long Johns Thermal Underwear for Men
  • Reliable Heat Retention: Made of cozy waffle-knit fabric, our long johns for men trap and retain body heat within the waffle pockets
  • Soft Cotton-Poly Construction: Our men’s long underwear is constructed of a comfortable cotton blend enhanced with polyester for added stability and utility
  • Comfort-Driven Design: The ultimate long underwear, our men's thermal underwear features ribbed cuffs that help keep the cold out; A front fly enhances functionality
  • Combats Cold Conditions: Our men’s long johns help you weather cold to very cold conditions during medium-level activities like hiking, camping, and even lounging
  • Versatile Sizing: Our thermal leggings are available in sizes up to 6X
SaleNo. 6
Indera Men's Heavyweight Cotton Waffle Long Johns Thermal Underwear Bottom, Natural, Large
4,418 Consomer Reviews
Indera Men's Heavyweight Cotton Waffle Long Johns Thermal Underwear Bottom, Natural, Large
  • Reliable Heat Retention: Made of cozy waffle-knit fabric, our long johns for men trap and retain body heat within the waffle pockets
  • Soft Cotton Construction: Our men’s long underwear features an ultra-comfortable 100% cotton construction
  • Comfort-Driven Design: The ultimate long underwear, our men's thermal underwear features ribbed cuffs that help keep the cold out; A front fly enhances functionality
  • Combats Cold: Our men’s long johns help you weather very cold to extremely cold conditions during medium-exertion activities like hiking, camping, and even lounging
  • Versatile Sizing: Our thermal leggings are available in Tall and sizes up to 3X
SaleNo. 7
Under Armour Men's HeatGear Armour Leggings , Black (001)/Pitch Gray, Medium
  • Under Armour’s mission is to make all athletes better through passion, design and the relentless pursuit of innovation
  • Where we started? It all started with an idea to build a superior T-shirt
  • The technology behind Under Armour's diverse product assortment for men, women and youth is complex, but the program for reaping the benefits is simple: wear HeatGear when it's hot, ColdGear when it's cold, and AllSeasonGear between the extremes.
No. 8
Carhartt Men's Force Midweight Classic Thermal Base Layer Pant, Black, Large
8,691 Consomer Reviews
Carhartt Men's Force Midweight Classic Thermal Base Layer Pant, Black, Large
  • 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
SaleNo. 9
32 Degrees Heat Men's Lightweight Baselayer Legging | 4-Way Stretch | Thermal| Form Fitting, Black, Large
  • PRODUCT FEATURES: Fitted, 27 ½" Inseam (Size M), Moisture Wicking, Anti-Odor, 4-Way Stretch, Functional Fly, Elastic Waistband, Tag-Free Label, Imported
  • FABRIC: 40% Polyester - 34% Acrylic - 22% Rayon - 4% Spandex - Lightweight knit with a lot of stretch. The acrylic blend adds additional lightweight warmth that is comfortable against the body.
  • CARE INSTRUCTIONS: Wash Cold Gentle Cycle With Like Colors, Non-Chlorine Bleach Only, Tumble Dry Low, Iron Cool (if needed), Do Not Dry Clean
No. 10
Under Armour Men's ColdGear Armour Leggings , Black (001)/White, Medium
  • Dual-layer fabric with an ultra-warm, brushed interior & a smooth, fast-drying exterior
  • Stretch-mesh gusset & inseam panels provide strategic ventilation
  • 4-way stretch construction moves better in every direction
  • Material wicks sweat & dries really fast
  • Anti-odor technology is a superlative innovation which helps prevents odor
No. 11
4 Pack Men's Thermal Compression Pants Fleece Lined Sports Tights Athletic Leggings Cold Weather Baselayer Winter Gear L
  • [Ultra Soft & Warm]-The micro fleece inside helps to keep the body warm against the cold weather, multi-layer material blocks out the cold while preventing heat loss
  • [Stretchy compression & Durable ]-These thermal compression pants for men have superior elasticity and durability, four-way stretch, slim cutted design like a second skin
  • [Moisture Wicking and No Odors]- Men's thermal base layer are made of wicking fabric, which features quick-dry and does not roll up. Both at home and at work, these thermal tight leggings will keep you dry and odor-free
  • [Multi-Versatile] - Thermal pants are suitable for indoor and outdoor activities such as running, fitness, cycling, snowboarding, basketball, football, baseball, hiking, hunting, weight training, skiing
  • [Easy Care]-Machine Washable, no shrinking issue after washings, with great durability. DON'T Bleach! DON'T Iron! Tumble dry LOW!
SaleNo. 12
JZCreater 1 Pack Mens Long Johns Thermal Pants, Fleece Lined Lightweight Base Layer Bottoms, Compression Sport Leggings Winter Gear
  • Ultimate Warmth: Our thermals leggings for men feature a fleece-lined interior, ensuring unparalleled warmth and comfort. This long underwear men’s set is designed as a base layer for ultimate insulation, making it ideal for cold weather conditions
  • Enhanced Durability: Our thermal for men's long joins has non-abrasive fabric combining 92% Polyester, 8% Spandex , which has excellent durability and elasticity. The mens thermals offers ventilation and breathable, withstand frequent wear, providing reliable protection and warmth through snow winters
  • High Compression: JZCreater long joins bottoms for men thermal have strong elasticity, provide the best compression support for our hip, thigh and calf muscle groups, prevent muscle injury and accelerate muscle recovery
  • Versatile Used: These men’s thermals are perfect for layering or wearing alone. The mens long thermal underwear offers flexibility for various activities, from outdoor sports to indoor relaxation. Calentadores para hombre that adapt to your needs
  • Gift for Men: Crafted with soft, breathable fabric, this men's thermal underwear pants provides a snug fit without sacrificing comfort. Men’s thermal underwear is essential gift for any winter wardrobe, acting as a cozy barrier against the chilly air
No. 13
WEERTI Thermal Underwear for Men Long Johns with Fleece Lined, Base Layer Men Cold Weather Top Bottom Black
  • LAYERING IS ESSENTIAL: The perfect cold-weather outfit is all about proper layering, so starting off thermal underwear is a must. Its provide insulation by trapping body heat and wicking away moisture, and disappear under everything from puffer jackets to cashmere sweaters.
  • ALL-DAY COMFORTABLE WEARING EXPERIENCE: Long johns for men fit snug like a second skin for minimizing heat loss, lightweight but warm, gives you a sense of security throughout the winter.
  • STRONG MOISTURE WICKING: Thermal long underwear mens is made of moisture wicking and breathable fabric, wick away sweat fast to keep you dry and light, easily keep away from the clammy feeling.
  • PERFECT DESIGN FOR MAN:Mens long johns perfect for use underneath formal or casual attire, or they can be worn as comfy pajamas on chilly nights. Dress up this set under your clothing to keep warm and cozy in cold climates or bad weather.
  • FLEXIBILITY FOR ANY MOVEMENT: Men's thermal underwear 4-way stretch delivers full mobility, its strong seams won’t tear prematurely. You’ll feel a sense of freedom in all your activities, they will keep you warm without sacrificing your range of motion or comfort.
SaleNo. 14
32 Degrees Men's Lightweight Baselayer Legging | Form Fitting | 4-Way Stretch | Thermal, Black, Medium
  • PRODUCT FEATURES: Fitted, 27 ½" Inseam (Size M), Moisture Wicking, Anti-Odor, 4-Way Stretch, Functional Fly, Elastic Waistband, Tag-Free Label, Imported
  • FABRIC: 40% Polyester - 34% Acrylic - 22% Rayon - 4% Spandex - Lightweight knit with a lot of stretch. The acrylic blend adds additional lightweight warmth that is comfortable against the body.
  • CARE INSTRUCTIONS: Wash Cold Gentle Cycle With Like Colors, Non-Chlorine Bleach Only, Tumble Dry Low, Iron Cool (if needed), Do Not Dry Clean
No. 15
DAVID ARCHY Men’s Lightweight Thermal Underwear - Breathable Comfort for Cool Weather, Ideal for Active Use
  • Designed for Cool but Not Freezing Conditions: Perfect for moderately cold days, providing just the right amount of warmth without causing overheating.
  • Ultra-Light and Flexible: Lightweight fabric that feels barely there, giving you unrestricted movement. Ideal for layering under casual or outdoor wear without feeling bulky.
  • All-Day Breathability: Moisture-wicking fabric ensures that you stay cool and dry, especially during light outdoor activities or everyday wear.
  • Slim Fit for Everyday Use: Tailored fit with excellent stretch for a sleek silhouette, making it great for urban commuting, indoor activities, or mild outdoor workouts.
  • Low Maintenance and Durable: Easy to wash and quick to dry, retaining its softness and shape even after repeated use.
No. 16
Fruit of the Loom Men's Classic Midweight Waffle Thermal Underwear Bottoms (1-Pack), Black Soot, X-Large
  • 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
  • Tagless Label for added comfort
No. 17
Dalavch 4 Pack Men Thermal Compression Pants,Fleece Lined Heated Leggings for Cold Weather Sports Athletic Winter Baselayer 2 Black 1 Gray 1 Blue Medium
  • Heated and Warm:The mens thermal compression pants are designed for you to keep the warm in winter.Fleece lined inside help you preserve heat when you stay in cold weather.
  • 4 Way Stretch:Mens thermal baselayer made of stretchable fabric,these thermal tights pants can effectively protect muscles and reduce muscle shaking during intense exercise.
  • Moisture Wicking: The fabric of thermal compression pants is quick-drying and breathable,both at home or after sport, these thermal leggings will keep you dry and comfort.
  • Smooth Stitch Design:Compression thermal baselayer is upgraded sewing technology,not only smooth and comfortable, but also tear resistant,greatly improve the comfort of wearing.
  • Wearing Occasions: Perfect for indoor and outdoor sports,fitness,running and ball games,the thermal compression pants are quick-drying and stretchy to keep your workout fresh.
SaleNo. 18
Duofold mens Wicking thermal underwear bottoms, Black, Medium US
  • Classic 2-ply cotton-rich thermal underwear
  • Choose these base-layer bottoms for everyday warmth during low activity levels
SaleNo. 19
DRSKIN 3 Pack Men’s Compression Pants Tights Leggings Sports Baselayer Running Athletic Workout Active Performance (Classic B01 3P, L)
  • 92% Polyester, 8% Spandex - Smooth and Ultra-Soft Fabric that provides extreme comfort with very little weight without restriction. Men's Compression Pants Tights Leggings Base Layers Underwear Sports Athletic Workout Active
  • Non abrasion fabric material with excellent elasticity and durability, UV BLOCKING 98.8%, Mesh fabrication offers ventilation and breathability
  • Designed for all seasons (training, running, baseball, basketball, soccer, American football, Squat, weight training, cycle, surfing, yoga, Ski, Hiking, Climbing, all weather sports)
  • High Compression : Our products have strong elasticity, provide the best compression support for our hip, thigh and calf muscle groups, prevent muscle injury and accelerate muscle recovery.
  • Moisture Sensing / Quick time Dry / TWO-WAY Air Circulation, Cool in Summer and heat retention in Winter, Quick and Dry Transport System - Wicks Sweat away from the body, keeping you drier
No. 20
3 Pack:Mens Thermal Underwear Base Layer Fleece Lined Fly Long Johns Bottom Pants Warm Long Johns Compression Underpants Cold Tights Leg Warm termicos Hombre Leggings Training Tights Snow- Set 4, M
  • Heat Retention: When it comes to warmth and everyday wear, these mens thermal pants are designed specifically for you to stay protected from the cold.
  • Ultra Soft Fleece: Designed with a fleece lining & quality material, these ultra soft long johns for men will keep you feeling comfortable throughout the day.
  • Moisture Wicking: Stay dry with these long underwear mens as they're made from breathable fabric that effectively wicks away moisture and perspiration.
  • 4 Way Stretch: Made with stretchable material, these thermal pants men allows you freedom of movement with no chafing or bunching up when you move.
  • Layer Up: Layering is essential to ward off the cold, so bundle up with a pair of mens leggings for cold weather this winter and stay comfortable while outside or in bed as a pajama.

How to choose a good mens thermal underwear bottoms

Does the idea of finding a fantastic mens thermal underwear bottoms make you anxious? When it comes to purchasing this product, specifically when deciding which model to select, has your head been spinning between options? You are not alone if that is the case. We are aware of the pressure involved in the purchasing process!

Your presence here indicates that you are interested in mens thermal underwear bottoms. Before choosing which product would be the best for your needs after being inundated with information, locate a reliable source with genuine selections. You can get that information from a variety of sources, including buying guides and rating websites, word-of-mouth recommendations from friends and family, online discussion forums where users can share their own experiences, product reviews that can be found all over the internet, and YouTube channels. You can only get the right product through exhaustive analysis. But you realize that’s not always simple. In order to ease your concerns, we have taken the time to develop a list of the top mens thermal underwear bottoms products available right now. You might be wondering how we came up with the list. How was this buying guide developed?

First, we used our algorithms to gather as much reliable data as we could about these products. To verify all the data gathered, we used both artificial intelligence and a lot of algorithms.
Then, our experts used criteria that are recognized in the business to evaluate them according to their quality to price ratio, allowing us to choose the top mens thermal underwear bottoms on the market right now!

The selection of the goods is not arbitrary. Before creating a list, we take into account a number of factors. Below are some of the criteria discussed:

Brand Value: What happens if you choose a dubious brand just because it appears to be a good deal? So the likelihood of receiving a product with a short shelf life increases. That is due to the fact that well-known brands have a reputation to uphold, while others do not. Top mens thermal underwear bottoms brands strive to provide some distinctive traits that set them apart from the competition. So, hopefully one or more of the items on our list will be perfect for you.

Features: Useful features are all you need, not tons of them. We consider the important aspects and select the top mens thermal underwear bottoms based on those.

Specifications: Numbers always help you measure the quality of a product in a quantitative way. We try to find products with higher specifications, but with the right balance.

Quality: A product’s quality may always be quantified with the aid of numbers. We look for goods with better standards that strike the proper balance. The best quality product that gets highly appreciated and recommended by experienced users.

Customer ratings:  Would it be accurate to suggest that the mens thermal underwear bottoms were used by hundreds of customers before you? Superior ratings indicate that many customers had better service.

Customer Reviews: Like ratings,  provide you with accurate and reliable information about the product from genuine customers. Customer ratings are very important to all of us because they contain accurate and reliable information about the customer service we received from several hundred customers.

Seller Rank: This is very intriguing! Not only do you need a good mens thermal underwear bottoms, you also need a product with rising sales that is trendy. It accomplishes two goals. First, the expanding user base proves the quality of the product. Second, given that number, producers must be able to offer greater quality and after-sales support.

Value: You get what you pay for, they say, so consider the value. Cheap isn’t always good and expensive isn’t always bad. However, that does not imply that spending a lot of money on a product that is flashy but underwhelming is a good idea. Before adding them to the list, we make an effort to evaluate how much value you can get for your money from your mens thermal underwear bottoms.

Durability: Durability and reliability are closely related concepts. You will benefit from a strong and long-lasting mens thermal underwear bottoms for months and years to come.

Product availability: Products come and go, and new ones replace the old ones. Most likely, a few new features and required changes were made. What use is it to use a supposedly good product if the maker no longer supports it? We make an effort to highlight products that are current and offered by one or more trustworthy sellers, if not more.

Negative Reviews: Yes, we do take that into account as well! The goods with the majority of bad reviews are filtered out and disregarded when we choose the best-rated one on the market.

These are the standards by which we selected our mens thermal underwear bottoms. Do we end our process there? Hell no. The most crucial fact about us that you should be aware of is that we regularly update our website with current and pertinent information. We have one more layer of filtration since we place the greatest importance on reader satisfaction. Please let us know if any product included here is incorrect, irrelevant, subpar, or simply out of date. We always value your opinions, and we’ll work hard to make any necessary corrections to our list in response to them.

Why should you believe us?

There are now thousands of possibilities for these products on Amazon, but choosing the best one can be difficult and time-consuming. And what mens thermal underwear bottoms should you purchase in 2022?

This guide is the result of more than 10 years of experience in researching, testing and writing about many topics. Each member of our team is an authority in their area. We read every article we could find online and every consumer review on every retail website for seven hours. Additionally, we discovered a ton of websites that offered helpful resources, including buying tips and thorough information on mens thermal underwear bottoms.