The mountains are big, but your adventurous spirit is mightier even than those snowy peaks. That's why when you put together your kit for exploring the gnarliest terrain in cold nuking weather, you reach for the shelter of your Arc'teryx Incendia IS Jacket. This epic insulated snow jacket shields your inner layers underneath the legendary GORE-TEX waterproof-breathable membrane and synthetic Coreloft™ insulation to keep you warm, dry, and comfortably in search of pow and steeps.