A new adventure in every season, Arc’teryx gears you up for ambitious treks and easy hikes with its performance outerwear and breathable underlayers. Proving itself in the most severe weather, the Alpha SV is an icon in its own right. Made from breathable Gore-Tex, this piece combines rugged technology with durable fabrics that have the environment in mind. With an embedded reflector for visibility no matter the conditions, a StormHood is for protection from the elements. 100% Nylon, Zip Closure, Zip Pockets, Velcro Cuffs.