HydrX 5,000mm/5,000g/m Shell " durable polyester shell with HydrX laminate. Lining " nylon taffeta lining with Sherpa fleece center back panel. FXR Dry Vent system - snowproof and moisture resistant chest vent. Insulation - 250g combined F.A.S.T./FXR Thermal Flex insulation value. Waterproof zippers at chest and hand pockets. Adjustable wind skirt. Reflective screens. Cold stop front placket with magnetic/snap closure system. Shock-cord adjustable bottom hem. Removable/adjustable hood.