Thank you for viewing! Brand new, unused Free shipping We have many other wonderful products, so please take a look (##) #EmaSHOP Cool in the heat, warm in the cold. Uses innovative temperature-regulating material developed for spacesuits. "Outlast," a material developed for spacesuits, leads to the ideal temperature within your bedding. "Outlast" is a temperature-regulating material with microcapsules, 20-30 microns in diameter, incorporated into the fibers. Use the front and back of the fabric according to the season. In warm seasons, the cool-touch fabric is on the skin side, and in cold seasons, the soft and smooth peach skin fabric gently wraps you. Please use without a cover. It can be washed in a household washing machine, so you can use it as is without a cover. It's easy to wash and keep clean anytime.