Eddie Bauer Unisex-Adult Airbender 20&ordm; Sleeping Bag 850 fill StormDown Powered By DownTek: Top of bag insulated with cutting edge DWR goose down that insulates even in wet conditions Integrated, inflatable sleep pad: Patent-pending design includes a hand pump in stuff sack ClimaShield HL Insulation: Bottom of bag insulated with high-loft synthetic Three-Dimensional Footbox: Designed for maximum comfort 15D Pertex nylon shell: Ultralight, tough fabric