Unique & Innovative Design: Combination of envelope and mummy sleeping bag – Mummy upper body, fits the head more compact and keeps warm; Rectangular lower body, can move or expose the feet. Our sleeping bag is large enough and comes in two sizes: 82.7″ x 29.5″ (Medium) / 86.6″ x 33.5″(Large). High Quality White Goose Down Filled: Selected the best 400g 90% white goose down, no odor and impurities, safe and healthy for adults and kids. 750/550 fill power, STAY WARM AND DRY. Temperature for 750FP: Comfort: 41. Temperature for 550FP: Comfort: 44.6. Long Lasting Durable: Made with the high quality 400T 20D ripstop nylon material, comfortable and waterproof. Easy to carry for various outdoor activities, such as camping, backpacking, hiking, adventure, mountaineering, traveling, etc. It is also a great choice for hotel use. Ultralight & Portable: Weight only 2lbs (Medium)/2.2lbs(Large), super ultralight and portable. Each sleeping bag comes with a storage bag and a compression sack, packed size only 13.8″ x 6.3″ (Medium) / 13.8″ x 7.1″(Large). Save space and weight for your backpack. Reliable Customer Service: Naturehike goose down sleeping bags will be your perfect companion. We strongly support the exquisite craftsmanship of outdoor camping gear and provide the best customer experience. This item is in the category “Sporting Goods\Camping & Hiking\Outdoor Sleeping Gear\Sleeping Bags”. The seller is “naturehike-us” and is located in this country: US. This item can be shipped to United States.