Windproof recycled 20D ripstop polyester shell StormRepel® Super DWR, our longest lasting, moisture-shedding finish 800-fill premium goose down insulation Responsible Down Standard (RDS) certified by Control Union 851564. More About RDS Trackmydown supply information on garment—learn where your down comes from and what makes premium down premium Microtherm construction—streamlined, micro-channel design for maximum thermal efficiency and compressibility Stretch side panels—increase breathability and mobility, and create a trim, active fit Zip hand pockets secure essentials, keep your hands warm Secure zip chest pocket with media port—take your music to the mountains Stows easily—packs into chest pocket that has carabiner clip-in loop Two interior stash pockets—ideal for gloves or goggles