OUR CLASSIC BEST-SELLER - THE PERFECT BALANCE OF LIGHTWEIGHT WARMTH The Cosmic Down is our favorite three-season superstar. We also love the expanded natural-fit footbox for happier feet, zippered stash pocket and fully recycled fabrics and PFAS-free DWR treatment. The Cosmic Down is the total package. Features Lofty, lightweight and warm 550 Fill Down Buttery-soft and durable, fully-recycled shell and liner fabrics with PFAS-free DWR Zippered internal stash pocket keeps your favorite devices close at hand Full draft tube and collar retain heat and enhance comfort Quad-stitch anti-snag zipper makes getting in and out easy Dual locking sliders for venting versatility Expanded, natural fit footbox = more room to wiggle your toes Stuff sack included, for quick and easy departures Specifications All Sizes Temperature Rating: 40degF / 4degC Bag Shape: Semi-Rectangular Regular Fits to: 6' 0" / 183 cm Weight: 1.63 lb. / .74 kg Fill weight: 9.1 oz. / 259 g Stuff Sack Size: 7" x 11" / 18 x 29 cm Length: 78 in / 199 cm Shoulder Circumference: 62 in / 158 cm Hip Circumference: 58 in / 147 cm Foot Circumference: 46 in / 117 cm Long Fits to: 6' 6" / 198 cm Weight: 1.75 lb. / .79 kg Fill weight: 10 oz. / 284 g Stuff Sack Size: 7" x 11" / 18 x 28 cm Length: 84 in / 214 cm Shoulder Circumference: 64 in / 163 cm Hip Circumference: 60 in / 152 cm Foot Circumference: 52 in / 131 cm Materials Insulation:550 Fill Down Fabric Primary/Body: Recycled 20D Nylon Taffeta Fabric Secondary: Recycled 50D Polyester Taffeta | Kelty Cosmic Down 40 Sleeping Bag, Size Long