12 oz./yd, 100% cotton quarry-washed Boulder Cloth canvas. Nylon quilted lining with contrast stitching 3 oz. of polyfill insulation. Triple-needle stitching throughout. Zip-through funnel collar. Heavy duty zipper with easy grab puller. Insulated front pouch pockets. Inside cell phone and patch pocket. Articulated elbows. Drop tail with canvas facing to secure the lining.