Features 1、Ultra-lightweight Design: This sleeping bag is made of lightweight materials, making it easy to carry and store. 2、High-quality Filling: 100% synthetic washable recycle fiber provides excellent thermal performance. 3、Diagonal Zipper Design: The unique diagonal zipper design allows for quick opening and closing without having to turn over. 4、Multiple Size Options: Available in S, M, L sizes to meet different usage needs. 5、Spacious Sleeping Space: Provides ample sleeping space. This outdoor sleeping bag is the ideal choice for winter camping. With its goose down mummy-style design, it's ultra-lightweight and provides a comfortable sleeping environment. Its unique diagonal zipper design means you don't have to turn over to find the zipper head, making it more convenient to use. Features: Ultra-lightweight Design: This sleeping bag is made of lightweight materials, making it easy to carry and store. High-quality Filling: 100% synthetic washable recycle fiber provides excellent thermal performance. Diagonal Zipper Design: The unique diagonal zipper design allows for quick opening and closing without having to turn over. Multiple Size Options: Available in S, M, L sizes to meet different usage needs. Spacious Sleeping Space: Provides ample sleeping space. Specifications: Model: S(Blue)/M(Red)/Black(Blue) （Optional） Filling: 100% Synthetic Washable Recycle Fiber Model Size Filling Weight (g) Weight (g) Comfort Temperature (°C) Limit Temperature (°C) S (Blue) 195x80cm/76.8x31.5in 800/1.76lb 1426/3.15lb 0°C -8°C M (Red) 195x80cm/76.8x31.5in 1100/2.42lb 1717/3.75lb -10°C -15°C L (Black) 195x80cm/76.8x31.5in 1400/3.08lb 1874/4.13lb -16°C -22°C Package Size: 42*22*22cm/16.5*8.7*8.7in Package list: 1 x Sleeping Bag 1 x Storage Bag Package List 1 x Sleeping Bag 1 x Storage Bag