850 fill Responsible Down Standard (RDS) down, certified by Control Union 851564. Bag packs into its built-in footbox stuff sack. Long-term storage sack of nylon/polyester mesh for breathability.20D Pertex® ripstop nylon shell. This item is in the category "Sporting Goods\Camping & Hiking\Outdoor Sleeping Gear\Sleeping Bags". The seller is "kenr5814" and is located in this country: US. This item can be shipped to United States.