Nano health care product ,this is pain killer instrument ,and it is good for some pain caused by sports hurt effective.

1. This product are mainly made from Tourmaline. Tourmaline powder, infrared ray powder. Compose with nano biology technology function. It can produce heat energy and anion which can promote blood circulation, improve immunity. Make you loss weight.
2. It is easy to use on office ,car, home and others places. As there are without battery and electrical. They are heating by themselves.
3. This kind of product includes three parts , one neck protector ,two knee protectors and two wrist protectors. These three parts are needed care since they are got hurt easily.