10 Best Long Underwear For Hunting – Buyer’s Guide


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Hunting can be very cold in the early morning or during the winter. Keeping warm with thermal underwear is hard to beat. You can keep warm by wearing insulating underwear. Some features must be present in underwear to maximize heat retention.

This article examines the advantages and disadvantages of the various products on the market. As well as discussing what makes a great thermal underwear pair, we will discuss what makes a great pair of thermal socks.

10 Best Long Underwear for Hunting





Best Overall

1. Minus33 Kancamagus Men’s Midweight Base Layer

  • Comfortable 

  • You can move freely

  • Soft

Best Budget

2. Duofold Men’s Mid Weight Double-Layer Thermal

  • Comfortable 

  • Soft

  • Easy to wear

3. MERIWOOL Mens Base Layer 100% Merino Wool

  • Breathable 

  • Super soft

  • Keep you cool in summer and warm in winter

4. Thermajohn Long Johns Thermal Underwear

  • Super soft

  • Comfortable

  • Easy to wear

5. LAPASA Men’s Mid/Heavy Weight Thermal

  • Warm 

  • Comfortable

  • Flexible

6. Thermal Underwear Set Winter Hunting Gear

  • Warm

  • Comfortable

  • Soft

7. Hanes Mens X-Temp Thermal Pant, Red, Small

  • Comfortable

  • Soft

  • Easy to wear

8. Carhartt Men’s Force Midweight Classic

  • Comfortable

  • Soft

  • Warm

9. 32 DEGREES Heat Womens Ultra Soft Thermal

  • Provide extra flexibility

  • Provide  breathability

  • Comfortable

10. Nike Men’s Pro Warm Compression Lite Tights

  • Comfortable 

  • Easy to wear

  • Durable

1. Minus33 Kancamagus Men’s Midweight Base Layer Pants – 100% Merino Wool Bottoms – Multi Use Long Johns – Thermal Underwear


  • Product Dimensions: ‎ 11.3 x 6.3 x 3.1 inches; 7.2 Ounces
  • Department: ‎ Men
  • Is Discontinued By Manufacturer: ‎ No
  • Item model number: ‎ 706

The most widely used natural materials are cotton and wool, and wool is this country’s softest and most comfortable material. Thus, you’ll be delighted to learn that these are made of 100% Merino wool. With machine-washable fibers, you won’t have to worry about damaging the material while washing.

Since the fibers stretch and provide a wide range of motion, you will never be limited in your movement thanks to the super-fibers. This style of legging is also appropriate for colder months, such as Spring, Winter, and Autumn. It is possible to wear these thermal leggings all through the year but not during the summer, obviously. The great comfort they provide is only one of the many benefits they offer. They can also be machine washed, which makes them more effective since they won’t lose their effectiveness.

Super-stretchy material allows you to move freely, which is essential when hunting. It is different from most of the other products on this list that the leggings do not come with a top half.


  • Merino wool is 100% natural
  • Originally imported
  • The machine washes
  • YOU CAN WEAR THESE FOR ANYTHING: Hiking, running, camping, overlanding, hunting, ice fishing, skiing, snowboarding, snowshoeing. Whether you’re dressing for cold weather or just relaxing, you can wear this base layer. The thermal long johns are perfect for wearing throughout the year. Autumn, winter, and spring. It’s designed to keep you warm, dry, and ready to enjoy the outdoors for hours!
  • DETAILS: 235 g/m2 interlock knit construction with flatlock seams, made of 100% 18.5 micron Merino Wool. Size Large weighs 9.6 ounces. The weight is 272 grams. Rating of 50+ UPF
  • Minus33 is the legacy of a 100+ year old USA-based woolen company that knows quality and comfort when it comes to Merino Wool. A reasonable price is our commitment to bringing you the best Merino Wool products.
  • HIGH-QUALITY MIDWEIGHT BASELAYER: 100% Merino Wool is extremely comfortable and soft. An essential part of your outdoor gear, this three-season merino wool thermal bottom is versatile and warm. XS to 6XL and M-Tall to 4X-Tall (Black only 4XL to 6XL and Tall sizes). Minus33 has the largest size selection around. Providing clothing for the hard-working and the hard-playing.
  • Minus33 has been a trusted brand since 2004 despite many copycats on the market today. Winters are white and snowy, while springs and summers are colorful. It’s no secret that we’re New Englanders. Since we were kids, we’ve hiked, camped, skied, and done everything else in between. No amount of snow can stop us, and summer is when we thrive.

2. Duofold Men’s Mid Weight Double-Layer Thermal Union Suit


  • Item model number: ‎ KMMU
  • Department: ‎ Mens
  • Is Discontinued By Manufacturer: ‎ No
  • Product Dimensions: ‎ 13 x 8 x 1 inches; 1.1 Pounds

In addition to providing great comfort, cotton is an excellent insulator, which makes it a great material for thermal products. During the cool mornings as well as the freezing winter months, the two thermal layers keep you warm, something that no synthetic material can do.

In addition to Cotton, Wool, and Nylon, the outer layers also contain these materials. The natural materials in this product can also be machine washed without sacrificing any of their benefits. When hunting, a stretchy one-piece will give you the flexibility you need without limiting your movement.

Thermal underwear made from Cotton or Wool is the best material to use when hunting, both materials provide great heat and can be really comfortable, and thankfully, this product contains both. Unlike synthetic materials, one-piece thermals are dual-layered products that are designed for both cold mornings and freezing winter months, keeping you warm everywhere.

Moreover, you’ll be able to move freely due to the flexibility and stretchiness of the fabric. Its only downside would be that it shrinks slightly when machine washed. You should be able to stretch it back into shape after wearing it again.


  • Originally imported
  • For convenience, there is an opening in the rear of the fly
  • Closure with buttons
  • The machine washes
  • The inner layer consists of 100% cotton, the outer layer is made up of 65% cotton, 25% merino wool, and 10% nylon.
  • Featuring its signature fabrication, this silhouette is full body
  • The front placket has buttons to make it easy to put on and take off
  • Warmth in cold weather with a two-layer thermal

3. MERIWOOL Mens Base Layer 100% Merino Wool Thermal Pants


  • Department: Men’s
  • Manufacturer: ‎MERIWOOL
  • Fit Type: Standard
  • Care Instructions: Machine Wash

In search of wool thermal underwear? It’s best to choose the Meriwool Thermal Pants. It’s super soft, breathable, and quick-drying, thanks to its 100% merino wool construction. It also has excellent sweat-wicking and odor-resistance properties. As a result, you can stay comfortable and dry while hunting in cold weather. 


  • 1 pair of men’s 250g/m2 merino wool thermal leggings
  • We offer exceptional customer service. If you are not satisfied with your MERIWOOL Men’s Leggings, just return it to us within 30 DAYS with the proof of purchase for a hassle-free refund, exchange, or replacement. Warranty covers both manufacturing and material defects for a period of 1 YEAR. Hand wash and lay flat to dry for best results.
  • Due to its natural wicking and odor-resistance properties, merino wool keeps you dry and comfortable in cold weather. Because of its wicking properties, Merino wool is the most breathable fabric and absorbs moisture better than any other fiber. Keeping your body dry and comfortable is dependent on the ability of a fabric to wick away moisture.
  • SUPER SOFT: 18.5-micron Merino wool is 100% natural and itch-free! You can wash your thermal pants on a cold setting and tumble dry them on low heat with like colors, so they’re ready when you are. The size options for men are XS to 3XL.
  • BREATHABLE: MERIWOOL’s 250g/m2 weight interlock-knit Merino wool will keep you cool in summer and warm in winter, and won’t weigh you down. With a loop for hanging drying, these pants are perfect for camping, hiking, hunting, working, playing sports, skiing, or participating in any outdoor activity.

4. Thermajohn Long Johns Thermal Underwear for Men Fleece Lined Base Layer Set for Cold Weather


  • Item model number: ‎ T-W-2178
  • Department: ‎ Mens
  • Manufacturer: ‎ Thermajohn
  • Package Dimensions: ‎ 11.73 x 9.57 x 2.48 inches; 15.52 Ounces
  • Is Discontinued By Manufacturer: ‎ No

When it comes to hunting, you are exposed to the elements of nature – which you have to prepare for when planning a trip. When you have the right hunting clothes with you like your hunting vest and gloves, you can stay comfortable for a longer time. Thus, increasing your chances of success.

The clothes you wear depend mostly on where you are hunting and the season. For instance, you have to wear more layers during winter or colder days. You will need a shell layer and a mid-layer. In addition, there’s the first and closest clothing to your body, the underwear or base layer. 


  • Originally imported
  • Closure by pulling on
  • The machine washes
  • The fabric is 92% polyester and 8% spandex
  • These long underwear mens feature moisture-wicking fabric that effectively absorbs moisture.
  • Stretchy material allows you freedom of movement with no chafing or bunching when you move.
  • Warmth and comfort are the hallmarks of these long johns for men. The long johns for men will keep you warm and comfortable whatever the weather may be.
  • In winter, layering is essential to keeping warm, so bundle up with a pair of mens thermals and stay comfortable while you’re outside or sleeping.
  • Our ultra soft men’s thermal underwear set features a fleece lining and quality material that will keep you comfortable all day.

5. LAPASA Men’s Mid/Heavy Weight Thermal Underwear Set, Fleece Lined Long Johns Warm Top & Pants (Thermoflux M57/M24)


  • Department: ‎ Mens
  • Origin: Imported
  • ASIN: ‎ B09D424PN6
  • Care Instructions: Machine Wash

In temperatures below zero or in the teens, consider Lapasa Men’s Heavyweight Thermal Underwear. In addition to protecting you from extreme cold and frigid temperatures, the garment wicks moisture away so that you remain dry. Furthermore, it is lined with fleece, so it keeps you warm. 

This Lapasa underwear offers superb body fit and comfort thanks to its draping tailoring. As a result, you are able to move freely, which is essential when hunting. Underwear of this quality makes a great gift. In addition, individuals who have used it for hunting have given it many positive reviews.


  • Originally imported
  • Washing machines
  • The closure that pulls on
  • There are two types of thermoflex: Thermoflux 200 – midweight (210g/m2, 86% Polyester, 14% Spandex) and Thermoflux 300 – heavyweight (260g/m2, 95% Polyester, 5% Spandex).
  • Featuring warmth and flexibility, our thermal underwear set will be a great choice for all kinds of leisure activities and outdoor sports. There are many thermals available from Lapasa to suit your needs. A MIDWEIGHT Thermoflux 200 can provide more warmth in cooler weather, while a HEAVYWEIGHT Thermoflux 300 can provide strong heat insulation in cold climates.

6. Thermal Underwear Set Winter Hunting Gear Sport Long Johns Base Layer Bottom Top Midweight


  • Department: ‎ Men’s
  • ASIN: ‎ B095J29NFC
  • Origin: Imported
  • Fabric Type: 91% Polyester + 9% Spandex
  • Closure Type: Elastic

It is important to note that CL Convallaria thermal underwear is highly breathable and retains heat well. As a result, you will be able to stay warm and comfortable while hunting in cold weather. There are a number of things that make this jacket windproof, breathable, moisture-wicking, fast-drying, and moisture-wicking. The ability of this product to repel odor and unpleasant smells related to sweat and dirt makes it a good choice for multi-day hunting trips. 

It’s a pair of comfortable underwear that is stylish and works well under hunting clothes. The material is highly elastic, allowing you to get the perfect fit. Compared to regular underwear, it’s also less itchy. 


  • A moisture-wicking fabric that keeps sweat away and dries fast, it perfectly repels odors and unpleasant smells left behind by sweat and dirt, providing a comfortable outdoor tactical training or sporting experience.
  • For outdoor activities including rash guards, running, squats, weight training, motorcycle cycling, yoga, soccer, skiing, snowboarding, indoor gym exercises, fitness body training, military and tactical games or hunting and fishing, use as a base layer of cold weather men’s thermal hunting gear.
  • This set of long sleeve thermal shirt and bottoms can keep you warm while you run, cycle, hike, hunt, jog, or walk the dog during extreme cold weather conditions.
  • This package includes 1 pair of thermal underwear, ideal for all kinds of activities. Our recommendation is to choose a large yard if you want to wear loose. Due to different production batches, you may receive a different color. I hope you understand and have a good day.
  • This thermal underwear is made of 91% polyester + 9% spandex, offering maximum freedom and support for your body, preventing muscle trauma during training and keeping you comfortable. With flatlock stitching, the garment is stitched flat to ensure maximum comfort and prevent chafing.

7. Hanes Mens X-Temp Thermal Pant, Red, Small


  • Brand: ‎ Hanes Men’s Thermals
  • Department: ‎ Men’s
  • Package Dimensions: ‎ 9.61 x 7.95 x 1.73 inches; 1.15 Pounds

There are many clothing manufacturers on the planet, but Hanes may be the most well-known. Underwear such as these thermals are produced by them in a variety of different styles. Certainly hunting is one of the roughest sports out there, so these are made for rough and ready activities. You are exposed to temperatures that are nearly always cold and brutal as you battle against shivering as the sun rises. With the Hanes X-Temp long underwear, you can manage the heat a bit better.

Both are 60/40 cotton poly blends. They are designed to be somewhat snug against the skin. As a result, colder environments will require more layers. It’s essential to remember that this material is intended to be the first layer. This allows sweat to be wicked away from the body. Like any Hanes product, they are designed to be extremely comfortable. In order to allow rapid and dynamic movement, they stretch just a bit. By doing so, the underwear is not only able to move more freely but is also prevented from tearing during climbing and jumping.

As a result of the cotton portion of the blend, the blend is capable of providing warmth. Afterwards, a waffle knit pattern is used. As a result, the material is able to keep its structure and retain the heat. Aside from being extremely affordable, Hane’s X temperatures are also very effective. In terms of hunting underwear, these are some of the best.


  • Originally imported
  • Cuffs with rib knit are comfortable
  • A blend of 60% cotton and 40% polyester
  • Fabric made of soft waffle thermal knit
  • The machine washes
  • An underwear closure for the base layer
  • For a looser fit, buy a larger size
  • With flat no-rub seams and shrinkage control, this thermal waffle knit pant provides exceptional comfort and warmth
  • It adapts to the body’s temperature

8. Carhartt Men’s Force Midweight Classic Thermal Base Layer Pant


  • Product Dimensions: ‎ 8 x 2 x 11 inches; 12.8 Ounces
  • Department: ‎ Men’s
  • Item model number: ‎ 100640-103
  • Manufacturer: ‎ Carhartt Sportswear – Mens

Winter hunting can be painful when your legs feel like they are going to fall off from the cold. What better way to correct that than with thermal leggings that are extremely durable and thick.

With this pair of pants, you will feel comfortable and warm while hunting since they are made of 100% cotton, which retains body heat well. This product, thanks to its elastic features, can easily stretch back once washed after being washed, unlike most cotton, which can’t be machine washed.

Your legs will be insulated and sweat absorbed by these leggings in order to help regulate your body’s temperature during the bad, freezing winters. Leggings that can be machine washed shrink during washing, but they spread out again after wearing them.

With the super-thick elastic, you’ll also have complete control over your movements, and you won’t be restricted in any way. The only downside is that the top half does not come with the set, unlike every other set featured here.


  • A 100% cotton product
  • The machine washes
  • Technology that breaks down stains
  • Knitted with 100 percent cotton, 9.5 ounces
  • A sweat-wicking fabric
  • Closure by pulling on

9. 32 DEGREES Heat Womens Ultra Soft Thermal Lightweight Baselayer Legging Pant


  • Package Dimensions : ‎16.7 x 11.75 x 0.85 inches; 4.66 Ounces
  • Fit Type: ‎Loose
  • Rise Style: High Rise
  • Department: Womens

The 32 Degrees Women’s Cozy Heat Base Layer is the best thermal underwear for women overall. With a form-fitting, but unconstricting fit, these long johns are tailored specifically for women. Polypropylene and spandex are used to make them. Since they are made with spandex, they provide extra flexibility, making the base layer feel snug and comfortable. Most body types are able to fit into the thermal underwear thanks to its stretchy elastic waistband. A mid-rise waist makes these long johns different from men’s thermal leggings; they fit just below the belly button.

In addition to being soft, this thermal underwear has a brushed interior that feels velvety against your skin. Furthermore, the product boasts moisture-wicking and anti-odor properties. Whether wearing them at yoga classes, around the house, or even as pajamas, these long johns are perfect for layering under pants and shorts. A very reasonable price point is offered by them.


  • You will love the comfort, mobility, and breathability of women’s lightweight baselayers, whether you’re lounging, working out, or sleeping.
  • Soft, lightweight fabric offers four-way stretch so you can move as you please, whether you’re stretching or sleeping. 
  • For your best night’s sleep, this ultra-soft, tight-fitting pajama pant has a smooth brushed feeling against your body.
  • They are going to be your most prized thermal underwear if you want to feel relaxed and comfortable throughout the day. 

10. Nike Men’s Pro Warm Compression Lite Tights


  • Brand Name: ‎Nike
  • Color: ‎Black/Cool Grey
  • Item Dimensions LxWxH: ‎6 x 6 x 1 inches
  • Material: ‎Polyester, Mesh
  • Country of Origin: ‎Bosnia and Herzegovina

There is no sport on earth that is not associated with the Nike line. Almost any type of clothing you can imagine is made by them. Extreme sports demand modern long underwear, which is why the Pro Combat line was developed. Designed to fit like a second skin, these Pro Combat leggings are comfortable and durable. The tightness and flexibility make them easy to stretch whilst at the same time making them quite tight. If you climb a tree stand, you must keep this in mind when you move and climb.

It is also important to note that Nike Pro Combat leggings are extremely well-made. Every body type can be accommodated within a reasonable range of sizes and weights (if you’re training for Mr. Olympia, you might want to look elsewhere). Besides being form-fitting, they also wick away sweat. You don’t want to hike through slippery ground, up hills, and through marshes only to be soaked in sweat when you sit still. You will freeze if you are not wearing a moisture-wicking material.

DRI-Fit fabric is used in making Nike’s Pro Combat underwear. Moisture wicking and quick drying are two of the most impressive properties of this fabric. With the lined gusset and ergonomic seams, your range of movement is unaffected. Although they aren’t cheap, they aren’t exactly expensive either. If you are hunting, the Nike Pro Combat underwear is an excellent addition to your gear.


  • Blended with polyester
  • Mesh panels strategically positioned to provide excellent ventilation
  • Featuring Dri-FIT fabric that wicks away sweat and keeps you dry and comfortable
  • You will feel comfortable with flat seams that move smoothly against your skin
  • With a flat stretch waistband that keeps you in place, this dress fits snugly

How to choose the best long underwear for hunting?

Underwear is available in a wide variety of models, which can make it difficult to choose which one to purchase. To help you choose thermal underwear, here are a few things you should keep in mind. As well as considering these factors, we also included these products in our list of the best thermal underwear for hunting. 

1. Check the material

Material plays a crucial role in thermal underwear or base layers. The reason for this is that some fabrics cannot wick sweat or moisture away from your body. As an example, cotton. When hunting, cotton underwear should never be worn because it absorbs sweat, making you feel clammy and damp. If cotton gets wet, it won’t be able to hold heat. Therefore, you will feel chilly as a result. 

Your better options include wool and synthetic. You can keep warm, wick sweat, and dry fast with wool, a tried and tested material. Besides polyester, lycra, nylon, and spandex, you can also choose synthetic materials. In addition to providing great moisture-wicking properties, they also retain heat well. 

2. Weight matters

Weight matters too when it comes to underwear. Your hunting trip should be geared towards the weight that is most appropriate for the area where you will be hunting. Warmth is generally associated with thicker and heavier fabrics. You can choose from three basic weights:

  • Lightweight: suitable for temperatures between moderate and cool
  • Midweight: ideal for cold weather
  • Heavyweight: recommended for temperatures below freezing

There are some companies that offer ultralightweight or featherweight base layers that are more suitable for mild to cool weather conditions. On the heavier end of the spectrum, there are also terms such as “expedition weight.” 

3. Caring requirements

A pair of thermal underwear isn’t cheap. As a result, you will want to maintain them as long as possible in order to avoid spending money again on them. The care requirements for some products, such as hand washing, may differ from those for others. You should determine whether you are up for caring for thermal underwear before buying it. 

It is recommended to take care of synthetic fabrics as a rule of thumb. It’s as easy as throwing them in the washing machine. There are some kinds of wool that can be washed through the machine, and there are others that can’t. As silk fabrics are more intricate, they must be hand-washed or washed using the delicate setting on your washing machine.  

4. Find the right fit

For a wicking fabric to work, it needs to be directly in contact with your skin. Thus, look for thermal underwear with a snug fit. 

Frequently Asked Questions Related to the best long underwear for hunting.

How to Wash Thermal Underwear?

Underwear with thermal properties is drying it. It is not recommended to machine dry wool products, as they will shrink. Keep in mind the manufacturer’s recommendations at all times.

What is thermal underwear vs. base layer?

The terms thermal underwear and base layers refer to the same item. Look for thermal underwear with the phrase “base layer” in its description when you’re shopping for thermal underwear.

When should you wear thermal underwear?

The weather is cold whenever it is outside. Hunting, ice fishing, and snowmobiling are traditional winter activities where thermal underwear can be worn, but it isn’t limited to these pursuits. When you’re working outside or going on errands, thermal underwear sets are ideal for layering under your clothes and keeping you warm.

Can I Wear Thermals as Leggings?

Thermals come in different designs and colors. One can use them as casual leggings in the future if he so desires. Some thermals are made for specific activities; others are designed for general use. In this regard, it’s best to choose products that are suitable for both casual and general occasions.

How Does Thermal Underwear Work?

Fabric and design are primarily responsible for functionality. Wool, silk, polyester, and cotton thermals are excellent absorbents. If you wear thermal underwear, you’ll stay warm even in the coldest months of the year, depending on how many layers and the material you use. As an alternative to normal underwear, it’s also much more comfortable. Thermals also provide you with ease of jumping, running, sprinting, and hiding thanks to their elasticity and skinny cuts.

What is Thermal Underwear Made Out of?

Underwear made from thermal materials can be made from a variety of materials. Fabrics commonly used include polyester, nylon, spandex, wool, rayon, and cotton. 

For the best quality thermals, many companies combine several materials in different proportions. Polyester and spandex, for instance, combine to form an exceptionally durable fabric.

What is the Best Thermal Underwear Material?

I would say that natural cotton is the best material for thermal underwear because it is the most insulating and also the most comfortable. It is better at insulating because its fibers are longer than synthetic fibers, which means it traps heat more efficiently.


Minus33 Kancamagus Men’s Midweight Baseis the best overall product that contains features like a High-quality midweight baselayer, warm and comfortable, you can move freely, and easy to wear.

If you are looking for the best budget product then I recommend Duofold Men’s Mid Weight Double-Layer which contains features like warm, comfortable, provide durability, ease to wear, etc.

Your winter clothing outfit must include the best thermal underwear. When the weather turns cold, it is a crucial component of insulation that keeps you warm. It is best to wear longjohns or a long underwear suit in very cold weather, whereas thermal underwear shirts or thermal leggings will do, depending on the activity.

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Aroosa is a Web Editor for Healthly Talks and a long-time writer, editor, and researcher. For many years, she worked as an executive coach in a variety of industries. She earned her degree in communication with an emphasis on communication theory and psychology. Aroosa joined a group of iPhone and Apple consumers roughly four years ago and has since appreciated the unique and personalised feel of Apple technology and its many products.. Aroosa enjoys hiking, camping, and spending time with their diverse array of dogs when she isn't working.


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