An Outdoor SuperstarOur Cosmic Sleeping Bag was already giving you a workhorse for the price of a pony. Now, you can get your hands on a legit Unicorn-with pony pricing still in play. The Cosmic is an outdoor superstar with cozy 550 fill down and a buttery-soft, durable 20D Nylon shell fabric that will have you daydreaming about more QT under the stars. Let's just say there's a reason it's our most popular bag.FeaturesQuilt-through construction = thermal efficiencyLightweight and warm 550 fill downEnvironmental and health friendly C0 and PFC-free DWR fabricsZippered internal stash pocket for headlamp, cell phone or actual stashButtery-soft and durable 20D Nylon shell fabricZipper draft tube with anti-snag zipper design makes it easy to get in and outDual slider for ventilation with locking zippersNatural fit spacious footbox = more room to wiggle your toesComes with stuff sack for quick departuresSpecificationsRegularISO Extreme Rating: 15° / -9°CISO Limit Rating: 40° / 4°CISO Comfort Rating: 48° / 9°CFits to: 6' 0" / 183 cmWeight: 1 lb. 12 oz. / .73 kgFill weight: 9.14 oz. / 259 gStuffed size: 7" x 10" / 18 x 25 cmMaterialsInsulation: 550FP Duck DownShell material: 20D 400T NylonLiner material: 50D 300T PolyesterSource: Imported Kelty Cosmic 40 Deg 550 Down Sleeping Bag, Regular Size, Right-Hand