Down Sleeping Bags for Adults, Premium 680FP Down Fill (Multiple Temperature Options) Backpacking Sleeping Bag for Cold Weather for Camping, Hiking and Traveling, Comes with Compression Sack.

The BUERTS winter down sleeping bag is suitable for cold weather ranging from 24℉ to 14℉. This sleeping bag combines the features of a rectangular sleeping bag and a mummy sleeping bag—the upper body is designed as a mummy bag with narrowed shoulders for a snug fit and enhanced heat retention, while the lower body adopts a rectangular shape to provide ample legroom. The bottom features a separate zipper design, allowing feet to be exposed for ventilation or walking when needed. The sleeping bag's fabric is made by blending graphene material with the original 400T 20D tear-resistant nylon, ensuring a soft, skin-friendly texture while improving warmth retention without the risk of down leakage. Designed for cold weather, this sleeping bag is filled with 2.2lb of RDS-certified traceable down, which is odorless, free of impurities, and safe for both adults and children. With a fill power of 680FP, it offers excellent warmth while remaining compact and portable. The compressed size is 15*7.5 inches.

• 【Warmth Design】Combination of envelope sleeping bag and mummy sleeping bag - the upper body of the mummy sleeping bag has narrowed shoulders that fit the body better, locking in warmth and keeping warm better; the lower body of the envelope sleeping bag has ample room for the legs and a separate zipper design at the bottom, so the feet can be exposed for ventilation and walking.
• 【Upgraded New Technology Fabric】0 Degree Sleeping Bag is made of the original 400T 20D tear-resistant nylon material with graphene material added. The fabric is softer and skin-friendly, the temperature-locking effect is improved, and the fabric knitting density is increased, and the problem of velvet leakage is solved. It is suitable for various outdoor activities, such as camping, backpacking, hiking, exploration, mountaineering, etc.
• 【Down Filling】Cold weather sleeping bag are filled with high-quality down, RDS certified traceable down, odorless and free of impurities, safe and healthy for adults and children. The down has a fill power of 680FP, which is smaller and easier to carry while keeping warm. The compressed size is:15*7.5 inches.
• 【Ultralight and Portabl】The ultralight sleeping bag measures 85.5*32.3*28.7 inches when unfolded and weighs 3.4lb when packed. Each sleeping bag comes with a compression bag for super convenient storage and portability. Perfect for any outdoor adventure, class camping trips, summer camp, couch surfing, and office breaks.
• 【Special Design】The interior of the ultralight sleeping bag uses a vertical lining process, and the down is filled in compartments to ensure that the down is evenly distributed, and there will be no blank areas for cold wind to penetrate. The saddle-shaped neck fits the neck to prevent cold wind from entering. The zippers on the right and left sides can be connected, and it can also be used as a double sleeping bag, which is very suitable for families or couples traveling.