Size and Temperature: The total size of this sleeping bag is 180cm long, 75cm wide, and the hood is 30cm long. The recommended temperature range is 15 degrees Celsius to 20 degrees Celsius (depending on the environment and personal situation).

Velcro Strap: The extra Velcro strap helps secure the zipper and prevent heat from escaping from the top of the zipper.

Versatile Zipper: The envelope sleeping bag has a two-way zipper that runs along the length and width of the sleeping bag. If you feel too hot, you can open the zipper for ventilation, or you can fully open the sleeping bag and use it as a large blanket.

Various Sleeping Positions: The envelope sleeping bag can meet almost any sleeping position you need. The rectangular sleeping bag provides greater freedom of movement and provides a variety of sleeping position options.

Popular Choice: The rectangular sleeping bag is a popular choice for car campers. You can bring the rectangular sleeping bag to the campsite. This sleeping bag is warm and spacious for families and car campers.