100% ripstop nylon shell with Taslan nylon accents. 6.8-ounce, 100% sherpa fleece body lining. 100% polyfill. 1500MM fabric waterproof rating. Fully seam-sealed for added waterproof protection. Polyester sleeve lining for easy on/off Zip-off hood. Full-length exterior storm flap. Four zippered pockets. Adjustable tab cuffs with hook and loop closures.