Stride out confident that the perishing cold won't send you home, thanks to natural, high-performance Hydrodown® insulation, treated with NikWax® to keep you nice and dry. Breathable reflect technology, a lightweight lining that built into the jacket, bounces your body heat back to you, keeping you up to 20% warmer. Add to this the comfort of stretch binding on the cuffs for a quality fit and super soft taffeta pockets, and you have a must-have jacket for the toughest climbs.