Carhartt Big Boys' Jackson Jacket Fabric: 12-ounce, 100% Cotton Duck. Lining: 85% Acrylic, 15% Polyester Sherpa Lining. Sleeve Lining: 100% Polyester Quilted Taffeta. Trim: 100% Cotton 2x2 Rib Machine Wash Welt chest pockets, lower front flap pockets, hidden rib cuffs and drop tail hem Sherpa lining in body and hood. Quilted taffeta lining in sleeves