Preservation of foot warmer treasure & Attention
1. The foot warmers are dedicated to the feet and cannot be used for heating other parts to avoid scalding
2. Foot warmers should not be applied directly to the skin.
3. Do not use foot warmers when exercising.
4. Do not open the package when not in use to avoid failure.
5. Keep foot warmers out of reach of children to avoid accidental ingestion.
6. Foot warmer treasure store in a cool, dark place, relative humidity is not more than 80%, no corrosive gas, well ventilated room.
