Max Heat Rating 8 HydrX Pro™ 10,000mm/8,000g/m² Shell - M-Series Omni-Stretch™ 300d polyester shell with HydrX Pro™ laminate Lining - nylon taffeta lining with sherpa fleece center back panel FXR Dry Vent™ system - snowproof and moisture resistant chest pocket vent F.A.S.T. 3.0™ - 250g combined F.A.S.T.™/FXR Thermal Flex™ insulation value YKK® Vislon®front zipper Heavy duty #8 waterproof zippers at chest pocket YKK® zippers at hand pockets Cold stop front placket with magnetic/snap closure system Removable/adjustable hood Adjustable windskirt Shock-cord adjustable collar and hem Adjustable cuffs with lycra inner cuff extensions Reflective insert