Thank you for viewing. Size: L (Please check the size guide for details) Contents: 1 pair Country of origin: Japan Materials: Nylon, polyester, polyurethane, cotton [Product Description] Nature Healing Socks are compression socks developed based on the concept of forest bathing to gently care for your legs while you sleep. *Please note that the socks will be removed from the box for packaging before shipping. They will be delivered by postal mail.