130 gsm – 3.8 oz./yd2 – 6.5 oz./lin.yd 100% nylon twill with wind resistant and water repellent finish. Insulation: 220 gsm body, 170 gsm sleeves 100% polyester. Detachable zip-off hood and corduroy collar. Four pockets with flap closures. Inside storm cuff on leather trim cuffs. Inside waist drawcord and pocket, bi-swing back.