Sandstone Sierra Jacket by Carhartt. For warmth, it features sherpa lining in the body and hood, while the sleeves are lined in quilted nylon. Its built tough with 12-ounce, 100% cotton sandstone duck. Rib-knit storm cuffs help keep the cold out. There are two interior pockets, two exterior pockets, and a left-chest pocket that zips shut. The main seams are triple-stitched for extra strength, and the bi-swing back design and pleated elbows add comfort.