1. Features：

1. high efficiency at the moment when you wear it.

2. natural heating effect without any external power

3. with four functions of ion, infrared, magnetic, natural-heating together

4. safety and easy to use, just wear 5-20 minutes you can get the effection, no need to wear it whole day.

5. improve blood circulation and pain relief fast

6. different kinds of back brace for your reference

2.Product Specification：

1. SBR material           2. Nano technical

3. Improve blood circulation and pain relief fast

4. Natural heating         5 .Magnet health

6. With tourmaline        7. No need to wear it whole day.

8. No side effect          9. Safety and easy to us