Ariat presents this khaki flame resistant work vest. This vest is 15 OZ, CAT3, has two open hip pockets on the front, and is insulated for extra warmth. 48% Cotton / 33% Modacrylic / 12% Polyester / 7% Nylon- Main Fabric / 88% Cotton / 12% Nylon- SecondaryShell Fabric And Lining. Machine wash warm.