How to Use ※Do not apply directly to skin※ ・Open the individual package, peel off the sticker, and apply it to clothing without rubbing. ・Remove gently after use. Precautions for Use: Low-temperature burns are burns that can cause symptoms such as redness and blisters when a heating element with a temperature higher than body temperature is applied for a long time. Be careful as low-temperature burns can occur without any noticeable symptoms.