A thermal pad made with 100% natural adzuki beans, heated in the microwave to provide a warming effect of approximately 40°C. Economical as it can be used repeatedly up to 250 times. - Product Name: Azuki no Chikara (The Power of Adzuki Beans) - How to Use: Heat in the microwave - Temperature: Approximately 40°C - Included: Eyeglass cleaner - Material: Adzuki beans (100%) Brand new, unused item. Due to shipping costs, the item will be shipped without the box. The box will be included. Thank you for your consideration.