The Yoko-Yoko Back Pain Heat Patch is a specially formulated gel sheet for relief from pain Back Pain Heat Patchworks on shoulder stiffness and muscular aches for a longer duration.

1. Improve blood circulation.
2. Results in reduced symptoms of muscle fatigue, stiff muscles, nueralgia and muscle pains.
3. Helps you to recover from tiredness.
4. Temperature，at which warming therapeutic effect is achieved, lasts for up to 8 hours.