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. Under Armour® ColdGear® Infrared EVO Mock Turtleneck

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

    In Stock

  2. Under Armour® ColdGear® Infrared EVO Leggings

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

    In Stock

  3. 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

  4. 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

  1. 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

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

    5 stars
    (11)
    Buyer's Club $17.99 Non-Member $19.99 Compare at $50.00

    In Stock

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