275 gsm – 8.1 oz./yd² – 13.5 oz./lin. yd 100% polyester oxford with 3000 mm waterproof rating, 3000 gsm breathability rating, wind resistant and water repellent finish. Insulation: 200 gsm body 100% polyester 3M Thinsulate, 170 gsm sleeves 100% polyester. Zippered patch pockets, detachable and adjustable hood, inner fleece storm cuffs with gusset and adjustable double snap closure outer cuffs, double overlapping storm flap placket, sleeve pencil pocket and two inner chest pockets.