NWT Carhartt size large black Detroit jacket. Blanket lined 1 warm rating. The Carhartt Detroit Jacket built a reputation for toughness on the aces of warehouse workers, farmhands, and ranchers across America. This jacket is made of cotton duck that’s rugged and durable. It has a warm blanket lining down the body with smooth quilted nylon through the sleeves. The droptail hem provides extra coverage.