Trusted Comfort, Recycled Materials.Based on our bestselling Cloud Sleeping Bag, but now in a lower cost fully recycled synthetic package, the Night Cap Sleeping Bag features a zipper-less design with an integrated comforter for all the comforts of home in the backcountry. The Night Cap also incorporates our patented self-sealing foot vent and a pad sleeve, allowing increased ventilation for hot sleepers and movability for wiggle worms, side, and stomach sleepers.FeaturesPatent pending zipperless design for the ultimate comfortOversized integrated comforter gives you all the comforts of your bed at homeInsulated shoulder pockets keep comforter wrapped around you and seals out draftsPatented self-sealing foot vent provides fast and easy ventilationIntegrated sleeping pad sleeve keeps pad under you for comfort and warmthHood cinch to keep in heat when the temps dropRecycled materials reduce environmental impactISO testedStuff sack included for easy pack up and transportMaterialsLiner: 20D Recycled PolyesterShell: 20D Recycled PolyesterInsulation: SierraLoft Eco SyntheticTechnical Specifications: RegularTemperature Rating: 20°F / -6.67°CISO Comfort Rating: 34°F / -1.6°CISO Limit Rating: 23°F / -5°CWeight: 3 lb / 1.37 kgFill Weight: 40 oz / 1133.98 gFits To: 72" / 182.88 cmLength: 78" / 198.12 cmShoulder Circumference: 60" / 147.32 cmHip Circumference: 58" / 147.32 cmFoot Circumference: 40" / 101.6 cmStuff Sack Size: 7.5 x 15 in / 19 x 38 cmSource: Imported Sierra Designs Night Cap 20 Degree Sleeping Bag - Regular