Brand new Lightweight Waterproof Envelope Mummy Sleeping Bag With Compression Sack for Kids,Boys, Girls, Teens & Adults. Indoor &Outdoor Camping, Travelling, Hiking & Backpacking. * polyester pongee, the shell is durable, rip-stop and waterproof. Keep you warm and get you away from dampness. GREAT INTERIOR QUALITY: Lining fabric is high-density polyester pongee, skin-friendly, comfortable, hypoallergenic and durable. Filled with 100% 400 GSM Hollow Cotton, against loss of heat and makes you feel warmer. * 2.EXQUISITE WORKMANSHIP: Double durable zipper swiftly and smoothly. Double layer stitching makes it not easily go tearing or unstitched. * 3.KEEP WARM IN COLD WEATHER: Suitable for temperature range of 20-62 F/-7-17 C. Double-filled technology of cotton and unique wind-resistance strip design make your sleep more comfortable and warmer during outdoor activities in winter. * 4.EASY CARRY AND CARE: Soft and foldable material, easy to fit back in the carrier bag. Fold after using and roll it back up quickly. With the lightweight and small-sized carrier bag, it’s convenient to enjoy it during travel, camping, hiking and other outdoor activities. Machine washable, easy to keep clean.