12-ounce, firm-hand, 100% ring-spun cotton duck. Nylon lining quilted to arctic-weight-polyester insulation. Corduroy-trimmed collar with under-collar snaps for optional hood. Two-way brass, center-front-zipper plus storm flap with hook and loop closure. Two chest pockets with flap and hook and loop closure. Two inside pockets. Two large lower-front pockets. Pleated elbows. Inner sleeve, rib-knit storm cuffs. Split back construction. Pleated bi-swing back. Triple-stitched main seams. Back length: Large Regular=31.25 inches. Large Tall=33.25 inches.