Underwear & Base Layer

Save big on Underwear at Sportsman's Guide. Every guy could use a couple new pairs of Boxers or Briefs and at Sportsman's Guide you can also choose from Thermal Long Underwear, Compression Shorts, Base Layers, Long Johns to name just a few. These Long Johns and Underwear are great for Outdoors activities. We carry many of your favorite brands like Guide Gear, WSI, Carhartt and more!

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  1. Guide Gear 10-oz. Brown Poly-fleece Bottoms

    4 stars
    (65)
    Buyer's Club $26.99 Non-Member $29.99 Compare at $40.00

    In Stock

  2. Men's Guide Gear Crew Top, Black

    4 stars
    (43)
    Buyer's Club $26.99 Non-Member $29.99 Compare at $40.00

    In Stock

  3. Guide Gear 10-oz. Brown Poly-fleece Crew-neck Top

    5 stars
    (71)
    Buyer's Club $17.99 Non-Member $19.99 Compare at $40.00

    In Stock

  4. Carhartt® Irregular Base Force® Super PT Bottoms

     
    Buyer's Club $17.99 Non-Member $19.99 Compare at $44.99

    In Stock

  1. Carhartt® Heavyweight Cotton Thermal Long Underwear Bottoms

    5 stars
    (5)
    Non-Member $29.99 Buyer's Club Discount Applied at Checkout!

    In Stock

  2. Carhartt® Heavyweight Crewneck Shirt

    5 stars
    (1)
    Non-Member $29.99 Buyer's Club Discount Applied at Checkout!

    In Stock

  3. Carhartt® Base Force™ Cold Weather Weight Long Underwear Bottoms, Black

     
    Non-Member $39.99 Buyer's Club Discount Applied at Checkout!

    In Stock

  4. Carhartt® Base Force™ Cool Weather Weight Crewneck Shirt, Black

     
    Non-Member $29.99 Buyer's Club Discount Applied at Checkout!

    In Stock

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Related Products

32 Degrees HEAT® Base Layer Bottoms

Item # WX2-610526

  • Info

    Why are all sizes not listed? We only display sizes that are currently available for you to order.

Buyer's Club $17.99 Non-Member $19.99

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32 Degrees HEAT® Base Layer Bottoms do everything you want your Long Johns to do. PRICED LOW!

Layer up for the next polar vortex! Not only does every fiber help retain body heat, but they also minimize unpleasant odor caused by sweating. Plus, these Base Layer Bottoms are quick-drying to wick away moisture, keeping you dry and comfortable.

Can't stand static? No worries with these Bottoms... they contain a special anti-static agent to reduce clings and discomfort. And they come in so many vibrant colors for when you just want to lounge around in them... you haven't loved Long Johns this much since you were a kid!

Bottoms up:

  • Stretch yarns maximize long-term comfort in a lasting shape
  • Soft-hand feel with 37/34/25/4 acrylic / polyester / rayon / spandex blend
  • Machine wash / hang dry
  • Imported.

State Color and Size, as available in Shopping Cart.

Scent Blocker® Super Skin™ Base Layer Shirt

Item # WX2-227049

  • Info

    Why are all sizes not listed? We only display sizes that are currently available for you to order.

Starting at...
Buyer's Club $35.99 Non-Member $39.99

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Scent Blocker® Super SkinTM Base Layer Long-sleeved Shirt. Hunt hard, stay warm.

Best of both worlds... blended Merino wool and polyester. Provides a super-effective temperature-controlling, moisture-wicking, quick-drying layer. S3® Advanced antimicrobial technology inhibits odor-causing bacteria.

Form-fitting, easy-moving comfort in all sorts of conditions! Merino blend material also makes for a durable garment that resists shrinking. Flat seams prevent chafing. Shirt: Crewneck, thumb loops. Imported.

State Color and Size, as available in the Shopping Cart.

New U.S. Military Surplus Polartec® X-static® Long-sleeved Crew Shirt, Coyote

Item # WX2-298063

5 stars

New U.S. Military Surplus Polartec® X-static® Base Layer. BIG BUCKS OFF!

An advanced Base Layer for your next mission! Worn next to the skin, this non-bulky Base Layer System wicks away moisture and dries fast. Used in the U.S. Military as part of their PCU (Protective Combat Uniform).

Also used by Olympic athletics and NASA astronauts. Polartec® Power Dry® X-static® fibers are permanently bonded with a layer of antimicrobial 99.9% pure metallic silver. Permanently inhibits the growth of bacteria and fungi. Machine wash / dry. Made right here in the U.S.A! 

Condition: all are brand new, never issued. State Size, as available in the Shopping Cart. Get back to basics.

Carhartt® Heavyweight Cotton Thermal Long Underwear Bottoms

Item # WX2-427601

5 stars
  • Info

    Why are all sizes not listed? We only display sizes that are currently available for you to order.

Starting at...
Non-Member $29.99 Buyer's Club Discount Applied at Checkout!

Add to Wishlist

Carhartt® Heavyweight Cotton Thermal Long Underwear Bottoms are up on warmth and comfort.

A base layer to wear under, on those days when jeans, khakis or work pants aren't enough to keep cold away. Made of 9.5-oz., moisture-wicking 100% ringspun cotton knit for softness and toastiness. Reinforced stitching on all seams means these wear long. Ribknit cuffs seal out chill. Elastic waist with Carhartt® logo. Machine wash / dry. Imported.

State Color and Size, as available in the Shopping Cart. Chill, out!

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