Built for women by women, the Kelty Women?s Cosmic 20? DriDown Mummy Sleeping Bag ups the hot factor. Toastier and dryer than ever, it includes the added warmth of 600-fill hydrophobic DriDown? to defend against moisture in conditions that are cold and wet. Good for 3 seasons, it?s got smart features like a thermal comfort hood and top draft collar that will keep every woman on the trail cozier (and happier) than ever.50D polyester taffeta liner. 50D down-proof polyester ripstop shell. Revolutionary, water-resistant 600 fill power DriDown? insulation stays drier, lofts better and dries faster. 60 inch dual-slider, locking zipper. FatMan and Ribbon? drawcords. Top draft collar. Quilt-through construction. Thermal-comfort hood and natural fit footbox. Zipper draft tube with anti-snag design. Stuff sack included.