8.5 ounce, 60% cotton/40% polyester canvas with Rain Defender durable water-repellent finish. 30% lighter and ounce-for-ounce as durable as sandstone. Nylon lining quilted to 80g 3M Thinsulate insulation in the body and sleeves. Attached quilt-lined hood with draw-cord closure. Map pocket on left-chest. Two inside pockets. Left-chest interior pocket with media port to inner garment. Two large front lower pockets. Rib-knit cuffs and waistband. Triple-stitched main seams. Back legnth: Large regular=28.5 inches, Large Tall= 30.5 inches.