The patch's main effect is achieved by the generation of heat which is produced when the iron inside of the patch oxidizes on contact with the air, it is controlled to ensure a consistent and pleasant warming effect for 16 hours.
Perfect for period pain and menstrual cramps. Easy and safe to use at home or in the office.
Contents of the patch:
Angelicae Sinensis Radix Integra
1. Remove the heating patch from the package.
2. Gently squeeze and shake the heating patch.
3. Allow the heating patch to breath and it will start to warm.