Kelty Cosmic 20 Down Mummy Sleeping Bag keeps you warm from spring through fall. Rated to 20°F, this three-season bag uses 550-fill duck down that compresses small and stays light in your pack. The mummy shape with draft tube blocks cold air, while dual zippers let you vent heat when needed. Trapezoidal baffles keep insulation in place, and the roomy footbox lets your feet relax. Built with recycled fabrics and PFAS-free water protection. Includes stuff sack. Available in short, regular, and long sizes.
