Get a sleeping bag that packs up small and keeps you warm with the Kompact™ 40°F Rectangular Sleeping Bag. Thanks to Coletherm™ Max premium and lightweight fill, you'll get better heat retention with less weight. The compressible stuff sack with cinchable side straps tightens the sleeping bag into a compact size making it easier to carry and store. You'll stay warm throughout the night thanks to the Thermolock™ draft tube that prevents heat from escaping through the zipper-and with the ZipPlow™ zipper you get snag-free opening and closing every time