The Arc'teryx Alpha Jacket is your ultimate shield against the unpredictable alpine environment. Crafted with GORE-TEX PRO Most Rugged for durability in high-wear areas and ultralight, abrasion-resistant GORE-TEX with Hadron™ face fabric for breathability, it's designed to adapt to changing conditions. Features include a helmet-compatible StormHood™ for unobstructed vision, a RECCO® reflector for search and rescue support, and pit zippers for added ventilation. This hardshell jacket epitomizes versatile protection. 100% Nylon, 3L GORE-TEX Fabric, Waterproof & Windproof, Velcro® Cuff Adjusters, Laminated Chin Guard, Adjustable Drawcord Hem, Zip Chest Pockets, Zip Closure, Reinforced Hood, Shoulders & Forearms. Arc'teryx Men's Alpha Jacket Blue Tetra/Pytheas