12-ounce 100 ringspun washed cotton duck. Nylon taffeta quilted to 80gram 3M Thinsulate insulation. Mighty Back bi-swing between shoulders for instant recovery. Flex Elbow for less restriction. Freedom Gusset under the arms. Corduroy-trimmed collar. Two-way center front zipper with snap and hook-and-loop secure storm flap. Two bellowed chest pockets with button closure. Two large pockets with hook-and-loop closure with zipper. Drawcord adjustment at waist. Triple-stitched main seams.