Premium 340gsm women's long sleeve jacket manufactured from 94 percent polyester with six percent elastane added for stretch comfort. This layer is windproof, breathable, and has a waterproof rating of 8000mm (waterproof in light conditions). It has 160gsm internal polyester padding and is lined with polyester taffeta which provides triple-layer protection from the elements. Rock has two large vertical zippered side pockets which double as hand warmers, a vertical zippered chest pocket, a large