Proven Durability, Performance, + Warmth

14 Years Of Polartec®

All-New

Fortis Collection

(adj.) strong, vigorous

Proprietary yarns used in Fortis fabrics are spun from Ultra High Molecular Weight Polyethylene (UHMWPE) fiber blended with other polymers and knit to create a stronger, lighter, more durable fabric. UHMWPE does not take dye well which gives it a unique look and feel.

Available Now In 115 and 150 GSM Weights.

NW Alpine are climbers making gear for other climbers, and it shows! Absolutely love their philosophy, ethos, and commitment to U.S. manufacturing.

Joseph K.

NW-Alpine-Made-In-The-US-Factory-2000x400

Made In The U.S.A.

Our commitment to the revitalization of American manufacturing is as critical a component to our products as the materials we use to make them.

By choosing to make our apparel in the United States, we are investing in both the outdoor community and the community we live in.

Everything we use has to be made somewhere, by someone. So why not here?

Proudly Featured In

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Unsure what to expect, I hopped in the truck and drove to Smith Rock. I was told there would be a small group of highliners traveling across the globe for a rogue event taking over Central Oregon's...
Ice Ice Beta Podcast: On Making Technical Apparel in the U.S. with Bill Amos
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