The Carhartt's sandstone active jacket is designed for the long haul, constructed with rugged 12-ounce, 100% cotton sandstone duck. This is one of our warmest jackets--the body and hood are lined in quilted flannel, and the sleeves are lined in quilted nylon. For comfort and convenience, there are two inside pockets as well as two deep hand-warmer pockets. *12-ounce, heavyweight, 100% cotton sandstone duck *Quilted-flannel lining in body, quilted-nylon lining in sleeves *Attached hood