solid hand warmer is the latest generation of high-tech product. We can use it to do hot compress, relieve pain and swelling

Material: inner: iron powder

Out: PVC

Characters: 1. Soft and can attach to any part of the body but not stick on the skin directly

2. disposable

3. Average temperature could get 53°C

Applicable areas: 1. relieve disease symptoms such as pain, arthritis, rheumatism, swelling, etc

2. relieve gastroenteropathy, diarrhea, bellyache, menstrual colic

3. get warm in the winter