Polarmax

Warmth that works as hard as you do. Polarmax builds moisture-wicking Double Layer base layers — crewnecks, bottoms, and tights — for men, women, and youth. The two-layer Acclimate Dry construction pulls sweat off your skin and traps heat, making it the go-to foundation for ski days, hunts, and cold-weather trails.

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About Polarmax at Mountain Sports

Mountain Sports carries the Polarmax lineup engineered to keep you warm and dry from the base layer out. Featuring men's, women's, and youth Double Layer crewnecks; Double Layer bottoms and tights; built with two-layer Acclimate Dry fabric that wicks moisture and locks in warmth. Mountain Sports offers a full range of Polarmax base layers including thermal tops, bottoms, and tights for the whole family. Layer up with our men's base layers, women's base layers, and kids' base layers collections. Ready for whatever winter throws your way.

Real people, always

Our story

Someone who's been there

Ask about a trail, a tent or a fit, and a person who uses the gear writes back.

Picked, not just stocked

We carry the brands we trust on our own weekends outside.

Easy if it's not right

Free 30-day returns, and help finding the one that is.

Free shipping over $150

Shipped nationwide since '96. Some exclusions apply.