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. 2-Pk. of Indera Mills® Colored Thermal Long John Bottoms

    4 stars
    (20)
    Buyer's Club $17.99 Non-Member $19.99 Compare at $32.00

    In Stock

  2. 2-Pk. of Guide Gear® Thermaweave Stretch Base Layer Pants

    3 stars
    (28)
    Buyer's Club $26.99 Non-Member $29.99 Compare at $50.00

    In Stock

  3. Under Armour® ColdGear® Infrared EVO Mock Turtleneck

    5 stars
    (16)
    Non-Member $54.99 Buyer's Club Discount Applied at Checkout!

    In Stock

  4. Under Armour® ColdGear® Infrared EVO Leggings

    4 stars
    (13)
    Non-Member $54.99 Buyer's Club Discount Applied at Checkout!

    In Stock

  1. 2-Pk. of Indera Mills® Colored Thermal Long John Tops

    4 stars
    (16)
    Buyer's Club $17.99 Non-Member $19.99 Compare at $32.00

    In Stock

  2. Guide Gear® 10-oz. Poly-fleece Union Suit, Brown

    5 stars
    (55)
    Buyer's Club $26.99 Non-Member $29.99 Compare at $75.00

    In Stock

  3. Guide Gear® 10-oz. Brown Poly-fleece Bottoms

    4 stars
    (60)
    Buyer's Club $17.99 Non-Member $19.99 Compare at $40.00

    In Stock

  4. Men's Guide Gear® Kingsilk Bottoms, Black

    4 stars
    (38)
    Buyer's Club $26.99 Non-Member $29.99 Compare at $40.00

    In Stock

  1. 2-Pk. of Guide Gear® Thermaweave Stretch Base Layer Tops

    4 stars
    (30)
    Buyer's Club $26.99 Non-Member $29.99 Compare at $50.00

    In Stock

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

    5 stars
    (64)
    Buyer's Club $17.99 Non-Member $19.99 Compare at $40.00

    In Stock

  3. 32 Degrees HEAT® Base Layer Bottoms

     
    Buyer's Club $13.49 Non-Member $14.99

    In Stock

  4. Under Armour® Base 3.0™ Leggings

     
    Non-Member $74.99 Buyer's Club Discount Applied at Checkout!

    In Stock

  1. Men's Guide Gear® Kingsilk Crew Top, Black

    4 stars
    (42)
    Buyer's Club $26.99 Non-Member $29.99 Compare at $40.00

    In Stock

  2. Polar King® Thermal Bottoms

     
    Buyer's Club $17.99 Non-Member $19.99

    In Stock

  3. Under Armour® Base 3.0™ Crew

    5 stars
    (1)
    Non-Member $74.99 Buyer's Club Discount Applied at Checkout!

    In Stock

  4. Polar King® Thermal Top

     
    Buyer's Club $17.99 Non-Member $19.99

    In Stock

  1. 32 Degrees HEAT® Base Layer Crew-neck Top

    4 stars
    (1)
    Buyer's Club $13.49 Non-Member $14.99

    In Stock

  2. Under Armour® Base 2.0™ Leggings

    4 stars
    (1)
    Non-Member $54.99 Buyer's Club Discount Applied at Checkout!

    In Stock

  3. Under Armour® Base 2.0™ Crew

     
    Non-Member $54.99 Buyer's Club Discount Applied at Checkout!

    In Stock

  4. 4 Hanes® Flannel Boxers

    4 stars
    (11)
    Buyer's Club $22.49 Non-Member $24.99 Compare at $40.00

    In Stock

  1. 32 Degrees HEAT® Heat Fleece Top

     
    Buyer's Club $22.49 Non-Member $24.99

    In Stock

  2. 6-Pk. Guide Gear® Pouch Briefs

    5 stars
    (79)
    Buyer's Club $17.99 Non-Member $19.99 Compare at $38.00

    In Stock

  3. 32 Degrees HEAT® Heat Fleece Bottoms

    5 stars
    (1)
    Buyer's Club $22.49 Non-Member $24.99

    In Stock

  4. 6-Pk. Guide Gear® Boxer Briefs

    5 stars
    (102)
    Buyer's Club $22.49 Non-Member $24.99 Compare at $38.00

    In Stock

  1. Carhartt Force® Super Cold Weather Thermal Underwear Pants, Black

     
    Non-Member $44.99 Buyer's Club Discount Applied at Checkout!

    In Stock

  2. Terramar® Thermolator Leggings

     
    Buyer's Club $26.99 Non-Member $29.99

    In Stock

  3. Carhartt Force® Super Cold Weather Thermal Underwear Shirt, Black

     
    Non-Member $44.99 Buyer's Club Discount Applied at Checkout!

    In Stock

  4. Terramar® Thermolator 1/2-zip Top

     
    Buyer's Club $26.99 Non-Member $29.99

    In Stock

  1. 6-Pk. of Guide Gear® Camp Base Boxer Briefs, Camo

    5 stars
    (38)
    Buyer's Club $26.99 Non-Member $29.99

    In Stock

  2. Carhartt® Irregular Base Force® Super PT Bottoms

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

    Item is currently on backorder

  3. 6-Pk. of Guide Gear® Pouch Briefs, Camo

    5 stars
    (23)
    Buyer's Club $22.49 Non-Member $24.99

    In Stock

  4. Carhartt® Base Force Midweight Bottoms

     
    Non-Member $34.99 Buyer's Club Discount Applied at Checkout!

    In Stock

  1. Carhartt® Base Force Midweight Crew Top

     
    Non-Member $34.99 Buyer's Club Discount Applied at Checkout!

    In Stock

  2. Carhartt® Irregular Base Force® Cold Weather Bottoms

     
    Buyer's Club $17.99 Non-Member $19.99

    Item is currently on backorder

  3. Men's WSI® Arctic Microtech Long-sleeve Cold Weather Performance Shirt

    5 stars
    (2)
    Buyer's Club $35.99 Non-Member $39.99 Compare at $45.99

    In Stock

  4. Men's WSI® Microtech Fitted Long-sleeve Shirt

    3 stars
    (6)
    Buyer's Club $17.99 Non-Member $19.99 Compare at $21.99

    In Stock

  1. Men's WSI® WikMax HEATR® Pants, Black

     
    Buyer's Club $116.99 Non-Member $129.99 Compare at $139.99

    In Stock

  2. WSI® WikMax HEATR® 1/4-zip Top

     
    Buyer's Club $116.99 Non-Member $129.99 Compare at $139.99

    In Stock

  3. Men's WSI® Microtech Loose Long-sleeve Shirt, Black

    4 stars
    (5)
    Buyer's Club $17.99 Non-Member $19.99 Compare at $25.99

    In Stock

  4. Men's WSI® Microtech Fitted Sleeveless Shirt

    4 stars
    (4)
    Buyer's Club $13.49 Non-Member $14.99 Compare at $17.99

    In Stock

  1. WSI® Microtech Neon Green Fitted Long-sleeved Shirt

     
    Buyer's Club $17.99 Non-Member $19.99 Compare at $21.99

    In Stock

  2. Men's WSI® Compression Shorts

    2 stars
    (2)
    Buyer's Club $22.49 Non-Member $24.99 Compare at $27.99

    In Stock

  3. Men's WSI® Microtech Zipper Polo, Black

    3 stars
    (1)
    Buyer's Club $26.99 Non-Member $29.99 Compare at $35.99

    In Stock

  4. Carhartt® Heavyweight Cotton Thermal Long Underwear Bottoms

    5 stars
    (4)
    Non-Member $29.99 Buyer's Club Discount Applied at Checkout!

    In Stock

  1. Carhartt® Heavyweight Crewneck Shirt

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

    In Stock

  2. Carhartt® Base Force™ Cool Weather Weight Long Underwear Bottoms, Black

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

    In Stock

  3. Volt Resistance™ TACTICAL 7V™ Heated Base Layer

     
    Buyer's Club $112.49 Non-Member $124.99 Compare at $129.95

    In Stock

  4. Rock Face® 7-oz. Raschel Thermal Pants

    4 stars
    (2)
    Buyer's Club $13.49 Non-Member $14.99 Compare at $20.00

    In Stock

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Related Products

Men's Guide Gear® Kingsilk Bottoms, Black

Item # WX2-208077

4 stars
  • Info

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

Starting at...
Buyer's Club $26.99 Non-Member $29.99

Add to Wishlist

Guide Gear® Kingsilk Base Layers, BIG BUCKS OFF!

Ounce for ounce, silk is the warmest fabric there is. Naturally moisture wicking, dry and comfortable. Smooth surface won't catch or cling to clothing. Bottoms have an elastic waistband. Imported. Machine wash / hang dry.

State Size, as available in the Shopping Cart.

Built to exact specifications, Guide Gear® stands for dependability, long-lasting quality and unmatched value! Guaranteed!

Youth's WSI® Arctic WikMax™ Pants, Black

Item # WX2-219794

  • Info

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

Buyer's Club $49.49 Non-Member $54.99 Compare at $59.99

Add to Wishlist

Youth's WSI® Arctic WikMaxTM Pants deliver all-star warmth in the clutch!

Essential base layer apparel to keep you in top form when temps bottom out! Made from Arctic WikMax™ fabric... a quad-layer, stretch-fit fiber blend that keeps you warm and wicks away moisture. The fabric is a bit thinner in strategic spots, to allow you to stay fully mobile, and a bit thicker around the leg to ensure your muscles stay warm.

Arctic WikMax is 50/50 polyester / polyolefin 4-layer fabric, comfortable from +50° to -20°F. Stretch-fit and antimicrobial to control odor and bacteria. Made in the USA. Machine wash / dry. Youth large size.

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

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