650FP Mummy Sleeping Bag… 0 Degree Down Ultralight Sleeping Bag for Adults. 0 Degree Down Ultralight Sleeping Bag for Adults, 650FP Mummy Sleeping Bag Backpacking Cold Weather for Camping, Outdoor, Hiking with Compression Stuff Sack, 3-4 Seasons Nylon Imported HIGH QUALITY DOWN — Snowbird sleeping bag is made of high quality high top duck down which is naturally grown for 90 days, with 90% down content and 650 FP fluffiness, providing you with better warmth. The mummy sleeping bag fabric is made of skin-friendly, soft, breathable, waterproof 20D nylon, suitable for outdoor changing climate environment C-SHAPED WRAP DESIGN — The sleeping bag is designed with a C-shaped wrap design and a U-shaped hood, which is ergonomically designed to effectively reduce heat loss. YKK two-way zipper prevents snagging. The ratio of the top and bottom pieces is 6:4, allowing more down to cover the top of the body, keeping you warm and comfortable WINDSHIELD BAR DESIGN — Thickened three-dimensional windshield effectively prevents cold spots caused by zipper seams. The design of the windstopper strip can block the convection with the outside cold lip around the hat, thus wrapping the head tightly. Users can wrap their head better while sleeping, further improving the insulation performance of the sleeping bag. Minimizes the difficulty of keeping warm in bad weather. Our goal is to provide high-quality products and excellent customer service. Feedback will be left automatically after we receive your feedback. We would try our best to help you solving any problem. (Orders are not processed on weekends & holidays). Leaving correct address can minimize delay. International buyers please note. Local pick-up is unavailable at the moment. We devote ourselves making EVERY CUSTOMER in 100% Satisfactory and resolve any problem. We highly value and appreciate your business. If you do not get a response from us, then please check your junk or spam mailbox. We are committed to resolve all issues in a friendly and satisfactory manner.