The women's Choko Powder nylon jacket has a shell made up of an ultra supple waterproof, breathable 400 denier nylon combined with a textured nylon taslan for a softer feel. The lining is made of the Weather-Tec system which consists of 14 oz. of poly fleece quilted to an 8 oz. soft touch polyfill for a combined 22 oz. thermal factor. This jacket has an adjustable wind-guard cummerbund, fleece lined adjustable collar and zippered outer shell pockets lined with brushed cotton for warmth and waterproofed for durability.