Underwear & Base Layer

Save big on Underwear at Sportsman's Guide. Every guy could use a couple new pairs of Boxers or Briefs in their life; but we have more to offer like Thermals, Long Underwear, Compression Shorts, Scent Proof Base Layers, Long Johns, and more.

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  1. 6 - Pk. Guide Gear® Boxer Briefs

    5 stars
    (91)
    Buyer's Club $22.49 Non-Member $24.99 Compare at $38.00

    In Stock

  2. 6 - Pk. of Guide Gear® Boxer Briefs, Camo

    5 stars
    (36)
    Buyer's Club $26.99 Non-Member $29.99

    In Stock

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

    5 stars
    (20)
    Buyer's Club $22.49 Non-Member $24.99

    In Stock

  4. Guide Gear® Kingsilk Bottoms, Black

    4 stars
    (34)
    Buyer's Club $26.99 Non-Member $29.99 Compare at $40.00

    In Stock

  1. 4 Hanes® Flannel Boxers

    4 stars
    (9)
    Buyer's Club $22.49 Non-Member $24.99 Compare at $40.00

    In Stock

  2. Guide Gear® Kingsilk Crew Top, Black

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

    In Stock

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

    5 stars
    (48)
    Buyer's Club $26.99 Non-Member $29.99 Compare at $75.00

    Item is currently on backorder

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

    5 stars
    (11)
    Buyer's Club $22.49 Non-Member $24.99 Compare at $50.00

    In Stock

  1. New U.S. Military Surplus Polartec® X-static® Pants, Coyote

    5 stars
    (3)
    Buyer's Club $22.49 Non-Member $24.99 Compare at $50.00

    In Stock

  2. 2 New Balance® U.S. Military Polartec® / X-static Boxers, Coyote

    5 stars
    (13)
    Clearance $17.99

    In Stock

  3. 2 - Pk. of Guide Gear® Thermaweave Stretch Base Layer Pants

    3 stars
    (25)
    Buyer's Club $26.99 Non-Member $29.99 Compare at $50.00

    In Stock

  4. 2-Pk. of Guide Gear® Thermaweave Stretch Base Layer Tops

    4 stars
    (26)
    Buyer's Club $26.99 Non-Member $29.99 Compare at $50.00

    In Stock

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

    4 stars
    (10)
    Buyer's Club $22.49 Non-Member $24.99 Compare at $60.00

    In Stock

  2. Clam™ Ice Armor™ Base Layer Fleece Top

    4 stars
    (3)
    Buyer's Club $29.69 Non-Member $32.99

    Item is currently on backorder

  3. Clam™ Ice Armor™ Base Layer Fleece Bottom

    5 stars
    (5)
    Buyer's Club $29.69 Non-Member $32.99

    Item is currently on backorder

  4. New U.S. Military Surplus Polartec® X-static® 1/4-zip Midweight Pullover Shirt, Coyote

    4 stars
    (3)
    Buyer's Club $31.49 Non-Member $34.99 Compare at $80.00

    In Stock

  1. New U.S. Military Surplus Polartec® X-static® Midweight Pants, Coyote

    4 stars
    (4)
    Buyer's Club $31.49 Non-Member $34.99 Compare at $60.00

    In Stock

  2. Men's WSI® Arctic WikMax™ Pants, Black

    5 stars
    (1)
    Buyer's Club $44.99 Non-Member $49.99 Compare at $59.99

    In Stock

  3. Men's WSI® Compression Shorts

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

    In Stock

  4. 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

  1. 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

  2. BLACKHAWK!® Engineered-Fit 1/4-zip Short Sleeve Shirt

     
    Buyer's Club $40.49 Non-Member $44.99 Compare at $49.99

    In Stock

  3. 3-Pk. Hanes® Big Man ComfortSoft Heavyweight Crew Neck T-shirts, White

     
    Buyer's Club $26.99 Non-Member $29.99 Compare at $40.00

    In Stock

  4. Carhartt® Midweight Cotton Union Suit, Red

     
    Non-Member $36.99 Buyer's Club Discount Applied at Checkout!

    In Stock

  1. 5.11 Tactical® Sports Boxer Brief

    4 stars
    (1)
    Non-Member $24.99 Buyer's Club Discount Applied at Checkout!

    In Stock

  2. 5.11 Tactical® Utili-T Crew Shirts, 3 - pack

    5 stars
    (1)
    Non-Member $34.99 Buyer's Club Discount Applied at Checkout!

    In Stock

  3. Carhartt® Base Force™ Cold Weather Weight Crewneck Shirt, 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

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

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

    In Stock

  2. Men's 5.11 Tactical® Sports Brief

     
    Non-Member $24.99 Buyer's Club Discount Applied at Checkout!

    In Stock

  3. 5.11 Tactical® Loose Fit Crew Shirt

     
    Non-Member $24.99 Buyer's Club Discount Applied at Checkout!

    In Stock

  4. Carhartt® Heavyweight Crewneck Shirt

    5 stars
    (1)
    Non-Member $24.99 Buyer's Club Discount Applied at Checkout!

    In Stock

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

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

    In Stock

  2. Carhartt® Heavyweight Cotton Thermal Long Underwear Bottoms

    5 stars
    (3)
    Non-Member $24.99 Buyer's Club Discount Applied at Checkout!

    In Stock

  3. 5.11 Tactical® Utili - T Long - sleeve Shirts, 2 - pack

    4 stars
    (2)
    Non-Member $29.99 Buyer's Club Discount Applied at Checkout!

    In Stock

  4. 5.11 Tactical® Tight Crew Short - sleeve Shirt

     
    Non-Member $24.99 Buyer's Club Discount Applied at Checkout!

    In Stock

  1. 5.11 Tactical® Winter Leggings

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

    In Stock

  2. 5.11 Tactical® Performance Winter Mock

     
    Non-Member $49.99 Buyer's Club Discount Applied at Checkout!

    In Stock

  3. 5.11 Tactical® Tight Crew Long - sleeve Shirt

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

    In Stock

  4. 3-Pk. Hanes® Big Man Boxer Briefs

     
    Buyer's Club $26.99 Non-Member $29.99 Compare at $40.00

    In Stock

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These long johns and underwear are great for Outdoors activities. We carry many of your favorite brands like Under Armour, Guide Gear, WSI, and 5.11 Tactical.

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