When the trail is beckoning, you’ll be well prepared with the lightweight Kelty Cosmic 40° DriDown Mummy Sleeping Bag featuring DriDown 600-fill hydrophobic DriDown™ insulation. This bag ensures comfort in warmer weather adventures and dryness thanks to revolutionary down that resists water and condensation. With features like quilt-through construction and a rugged down proof polyester ripstop shell, it’s hard not to experience more joy every night.Quilt-through construction..Thermal-comfort hood and natural fit footbox..Zipper draft tube with anti-snag design..Stuff sack included..EN Comfort Limit:40°F / 4°C..