Carhartt Womens' Insulated Waterproof Navy-Plaid Safety-Cuff Work Gloves. Features a C100 3M Thinsulate insulation. Shell is a 60% Nylon, 40% Polyurethane blend. Trim is 100% Duck Cotton. Lining is a 100% Polyester. Insulation is 65% Polyolefin/35% Polyester. Insert is 100% Polyurethane. With the Storm Defender technology, it stops water from getting in but lets weat get out. In addition to an easy-on safety cuff, these gloves feature System 5 synthetic suede knuckle protection.