Does it cause redness on sensitive skin?

If you notice some redness, then don’t worry. It is because the heat patch heats on its own. You can even stick it on the cloth instead if you have sensitive skin.

Does the heat patch only work on the lower abdomen?

No, the heat patch works for both the back and lower abdomen.

I have a hairy back, can I use it?

Yes, you can use it. But stick it gently and remove it slowly to avoid any pain.

Can I reuse the heat patch?

No, do not use it for more than one day. Dispose of the patch after usage.

Can it be stuck on a cloth?

Yes, you can stick it on the inner side of the cloth if you have sensitive skin.