This is a 2-WAY pad that can be used for both hot and cold therapy. Since it is unused, the main body is in a clean condition and can be used with peace of mind. For cooling, chill it in the refrigerator or freezer, and use it for fever, headaches, bruises, sprains, heatstroke prevention, etc. For warming, heat it in the microwave, and use it for cold relief for shoulders, lower back, abdomen, and feet, or for relaxation. It is a reusable type, so it will be useful regardless of the season. 【Product Condition】 ・Unused (The main body has not been taken out of the bag) ・There is a slight fold on the inside of the box from storage. ・This does not affect the appearance or use. 【Features】 ・2-WAY hot and cold specification ・Microwave-safe (warming) ・Refrigerator/freezer-safe (cooling) ・Soft material that fits the body ・Reusable and economical Since it is stored at home, there may be slight scratches on the outer box. Please check the photos for the condition and purchase only if you are satisfied. Instant purchase is OK. Please feel free to comment if you have any questions.