I am selling this item because I no longer need it. This is a cooling sleeping bag purchased on Amazon for 2480 yen. It is new and unopened. - Brand: OUTBEAR - Color: Olive The following is the description from Amazon: 【Comfortable sleep with stretchy material】Made with spandex, a highly elastic material, this inner sleeping bag allows for easy turning. It has a smooth, silky feel and excellent absorbency. 【Lightweight & Compact】Comes with a compact storage bag, making it convenient to carry. 【Cool and Comfortable】Uses a contact cooling material with a Q-max value of 0.3, making it ideal for hot summers. (※Tested by a domestic inspection organization) 【15-second cleanup】Easy to take out and put away quickly. Can be stored neatly in a backpack. 【A convenient single sheet】Use it as a sleeping bag inner sheet to prevent dirt. Can be used alone as a summer sleeping bag (summer schlaff). Also suitable as a thin blanket or travel sheet. 【Great for various scenes】Recommended as an inner sheet for mountain hut stays during Fuji climbing. Also useful for camping, mountain climbing, car camping, travel, home use, and disaster preparedness. 【Washable】Can be machine washed when dirty. Uses quick-drying fabric that dries quickly after washing. ※Wrinkles are less noticeable. 【Specs】Shape: Mummy type Material: Polyester, polyurethane (body) Polyester (storage bag) Size (approx.): Total length 192cm x width 76cm Storage size (approx.): Total length 19cm x width 9cm 【Approximate weight by color (including 13g storage bag)】Black: approx. 370g, Olive: approx. 420g, Beige: approx. 390g. ※The approximate weight may change without notice depending on the production lot. OUTBEAR products are planned, developed, sold, and supported by a Japanese manufacturer. A 30-day return and refund policy is available after purchase. If you have any questions or defects after purchase, we will respond immediately, so please contact the OUTBEAR official support listed on the enclosed paper.