[Features] Simply attach it to the bottom of your feet before you go to bed and feel refreshed the next morning. [How to use] (1) Apply to the soles of your feet and other parts you need to use. The sheet has a front and back side, so please place the side with small holes on your skin. You can use it without feeling discomfort. (2) After use, wipe with a wet towel or rinse with warm water.