Non-rechargeable warm package:
- It is made of iron powder, vermiculite, activated carbon, salt, and water-absorbing resin. Its heating principle is that after the iron powder is kneaded, it will oxidize with oxygen in the air to release heat.
- Please interlayer cloth or thin clothing to avoid direct contact with the skin, and turn it over in a timely manner to dissipate heat to check the skin condition to avoid burns.
Features:
- Use the iron oxidation reaction to generate heat.
- Sticking on the body with fever, generally fever for 12 hours.
- Children, elderly people, and those who cannot take care of themselves should be used under special care.
What's in the box
1 x 5 Packs
