Thank you for viewing! *This is an older model, so it is offered at a lower price. Heat retention rate 79.8%! Excellent in heat retention and quick drying, this sleeping bag can be used all year round! Highly recommended for camping, car camping, and disaster preparedness. [Product Information] ■Product Name: Envelope Type Sleeping Bag -10℃ ■Materials Outer: APEX COCOON FABRIC Inner: 3D Fiber ■Color: Navy/Gray *Multiple colors are used in the product description images. *If you wish to purchase other colors, please inquire in the comment section before purchasing. Other colors available: Black, Navy, Green Khaki, Wine Red ■Size: Approx. 225 x 80 cm ■Storage Size: Approx. 38 x 28 cm (Flat measurements. Please allow for slight errors.) ■Weight: Approx. 1700g ■Type: Envelope type ■Comfort Limit Temperature: -10℃ *What is the comfort limit temperature?: This is the temperature range where it can be used with thick clothing such as down, but it is not suitable for long periods of sleep or use with thin clothing. With the newly improved 3D fiber material, it is fluffy and has good heat retention, and with a width of 80cm, even larger individuals can fit comfortably! The double-faced zip top allows for opening and closing from both the outside and inside. Furthermore, the double zipper specification allows for opening and closing from either the top or bottom, enabling fine temperature adjustments inside the sleeping bag. Includes a magic tape stopper to prevent the zipper from opening unintentionally during sleep. It also has an internal pocket for storing mobile phones and other items. Machine washable. Large capacity washing machine recommended. *Please wash in a laundry net. *If you wish to purchase other colors or the same color, please inquire in the comment section. *Sleeping bags may be shipped compressed. If you do not plan to use it for a while, it is also recommended to store it as is, as it will have insect-repellent and mold-inhibiting effects. If you plan to use it immediately, please take it out of the bag and let it air out for a while. It will become fluffy as it absorbs air, so please try it. Type: Envelope type