The Hull Jacket features our super soft polar fleece which is bonded to the mid-weight durable Arbor flannel. The Hull boasts metal engraved snaps, large double chest pockets with Otis Pillar flaps, scallop side-seams with contrast fabric detail, custom labeling at neck, inner-placket, and chest pocket. Polar Fleece Lined Flannel Jacket 100% Cotton Exterior (275 GSM) 100% Polyester Interior (150 GSM)