1. Foot-warming ointment mainly generates heat through the chemical action of minerals. As the name implies, it is used to warm feet.

2, but because it is a chemical reaction fever, so in the process of using the foot warmer, we should pay attention to the time to prevent burns.

3. The maximum temperature of the foot warmer can reach 60 degrees, and the material is warm and airtight. Children should use it in strict accordance with the method of use, so as not to hurt children's skin.