12-hour lasting, adhesive body warmer. Size 12.5 x 9.5cm, perfect for cold protection. - Brand: Iris - Product Name: Adhesive Body Warmer - Usage Time: 12 hours - Size: 12.5 x 9.5cm - Country of Manufacture: Japan Thank you for viewing. I used these a little last November to go to DisneySea with my family to protect against the cold. I don't use them for work, so I'm selling them. I can lower the price a bit, so please let me know in the comments. Price will be reduced until the end of October. From November, the price will change to the following: ¥1111