Mil-Tec MA-1 Flight Jacket Urban 100% Nylon To fit chest (recommended): S 33"-37", M 36"-40", L 39"-43", XL 41"-45", XXL 44"-48", 3XL 47"-51" Based on USAF original style 5 pockets. Fully reversible to bright orange lining. Cuff at collar, sleeves and hem Shell: 100% Nylon (210D Nylon Twill). Polyurethane coated Lining: 100% Nylon. Filling: 100% polyester, 200g/qm