"DIAMONDBACK" JACKET WITH HOOD SIZE 2XL2X Large size. Insulated jackets. 100% cotton shell. Polyester 80% ,Nylon 20% cuffs & bottom band. 100% Polyester insulation filling. 100% Polyester lining. Made of cotton 52%, Polyester 45%, Nylon 3%. 100% cotton duck 10 oz. Fiberfill Insulation 4 oz polyester. Tan color.