Selling because I bought it but didn't use it. Hakugen Earth Range Yutapon L size x 2 sets with washable covers Ready to use immediately after heating in the microwave. Soft and comfortable gel type Foot warmer. The pleasant warmth warms cold feet Thoroughly warms them. Large L size (twice the size), so It can warm a wide area inside the futon. Warmth lasts for about 7 hours. *This is a guideline when used inside a futon. *The duration varies depending on room temperature and usage environment. Comes with a washable, fluffy cover. Reusable. For your dogs and cats too. Useful in cold cages. ・Main specifications Contents: L size 1 piece x 2 sets Size when in use: 23 x 35cm Ingredients: Water, gelling agent, coloring Cover material: Polyester Type... Blanket/Sheet