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Men's Base Layers
Sleek bamboo, toasty wool, or versatile synthetic? When it comes to base layers, there’s a material for every occasion. Use our thin thermal underwear sets all year round and cozy up with our warmest base layers when the mercury drops. Regardless of the season, we have a base layer for you. All our men’s thermal underwear is snug-fitting, moisture-wicking, and fast-drying to keep you comfortable even during the most intense days in the great outdoors.
Fuse Merino Base Layer Set Men Forest Night
Fuse Merino Base Layer Set
Forest Night Men
Fuse Merino Base Layer Set Men Stargazer
Fuse Merino Base Layer Set
Stargazer Men
Bambooskin Base Layer Set Men Molten Lava
Bambooskin Base Layer Set
Molten Lava Men
Hiball Waffle Base Layer Set Men Dark Denim
Hiball Waffle Base Layer Set
Dark Denim Men
Sneaky Balaclava Base Layer Set Men Kalamata
Sneaky Balaclava Base Layer Set
Kalamata Men
Bambooskin Base Layer Set Men Forest Night
Bambooskin Base Layer Set
Forest Night Men
Sneaky Balaclava Base Layer Set Men Moonlit Ocean
Sneaky Balaclava Base Layer Set
Moonlit Ocean Men
Sneaky Balaclava Base Layer Set Men Smokey Camo
Sneaky Balaclava Base Layer Set
Smokey Camo Men
Sneaky Balaclava Base Layer Set Men Sage Green
Sneaky Balaclava Base Layer Set
Sage Green Men
Hiball Waffle Base Layer Set Men Olive Night
Hiball Waffle Base Layer Set
Olive Night Men
Outright Merino Pants Men Black
Outright Merino Pants
Black Men
Outright Merino Pants Men Anthracite
Outright Merino Pants
Anthracite Men
Hiball Waffle Base Layer Set Men Black/Flame
Hiball Waffle Base Layer Set
Black/Flame Men
Fuse Merino Base Layer Set Men Anthracite
Fuse Merino Base Layer Set
Anthracite Men
Sneaky Balaclava Base Layer Set Men Black/Flame
Sneaky Balaclava Base Layer Set
Black/Flame Men
Uphill Top Men Black/Smoked Paprika
Uphill Top
Black/Smoked Paprika Men
Uphill Top Men Black/Anthracite
Uphill Top
Black/Anthracite Men
Waffle 1/2 Zip Baselayer Top Men Grape Leaf
Waffle 1/2 Zip Baselayer Top
Grape Leaf Men
Uphill Pants Men Black
Uphill Pants
Black Men
Mount Merino 3/4 Pants Men Black
Mount Merino 3/4 Pants
Black Men
Showing 20 of 45 products
Men's Base Layers
Sleek bamboo, toasty wool, or versatile synthetic? When it comes to base layers, there’s a material for every occasion. Use our thin thermal underwear sets all year round and cozy up with our warmest base layers when the mercury drops. Regardless of the season, we have a base layer for you. All our men’s thermal underwear is snug-fitting, moisture-wicking, and fast-drying to keep you comfortable even during the most intense days in the great outdoors.