Naturehike 0 Degree Down Mummy Sleeping Bag，650FP Cold Weather Backpacking Sleeping Bag with RDS Down，2.19LB Camping Sleeping Bag for Adults 80.7*31.5in

The Naturehike Mummy Sleeping Bag is your ultimate solution for cold-weather excursions. As a high-performance 0 Degree Sleeping Bag, it is insulated with premium 650FP RDS-certified duck down, offering exceptional and ethical warmth with a 550g fill weight. Its ergonomic C-shape design enhances heat retention while providing generous 3D foot space for comfort. The snag-free YKK two-way zipper allows for easy ventilation and hassle-free access, a crucial feature for any serious cold weather sleeping bag. Crafted from waterproof 20D nylon, it effectively repels moisture and blocks wind without adding bulk. Remarkably lightweight at just 2.2 lbs and highly packable, this versatile down sleeping bag is adventure-ready for backpacking, camping, and beyond, ensuring a warm and dry shelter in unpredictable conditions.<br><br> Product Weight: 2.03 lb Unfolded Dimensions: 74.8 x 29.5 in Stored Dimensions: 14.96 x 7.09 x 7.09 in Down Content: 85% Fill Weight: 550g

• 【 Premium RDS and IDS Certified Down】: The new 2025 Snowbird model sleeping bag is made with traceable down and is RDS Professional certified. Each bag features a scannable label to track the down's origin. Selected 650-count, high-quality, high-loft duck down, with an 85% down content and a fill weight of 550 grams, is IDS-tested in the US.
• 【YKK Two-Way Zipper】: The high-quality zipper offers a smooth, secure zipper for seamless opening and closing. Both ends of the zipper are pinch-resistant and convenient to use.
• 【C-Shaped Wrap Design】: The sleeping pad features a C-Shaped wrap design with a U-shaped hood and a YKK two-way zipper. The top panel has a 6:4 ratio, allowing for more down coverage on the upper body, maintaining the bag's warmth and comfort. This minimizes the need to stay warm in inclement weather. 3D footwells allow for greater freedom of movement.
• 【Waterproof Fabric】: Made from 20D waterproof nylon fabric, it's lint-free and effectively blocks out damp, cold air.
• 【Storage Bag Included】: Your lightweight sleeping bag easily packs into the included storage bag for easy compression and portability.