Professional Fitness Exercise Hand Power Grip

Hand Power Grip :

1. Certification :
CE / EU, FDA, LFGB, SGS

2. Size : Size:inner dia:
4.4cm, o uter dia:8.8cm weight: 97g

3. Usable range :
Use for do some arm exercise

4. advantage :
1). Made of 100% silicone material.
2). Portable,easy to use.
3). Exercising arm muscles,stimulation the palm acupoint.
4). To make your hands/fingers more sensitive.
5). Reasonable price and high quality.

Professional Fitness Exercise Hand Power Grip