Customized more healthy silicone muscle relax ball

Customized more healthy silicone muscle relax ball 

 Features:

1. Effective at relieving back pain and stiffness with soft yet dense material 
2. Applied pressure targets stiffness and pain points
3. Cradles the spine for corrective therapy and applies pressure for increased tissue mobility
4. Use on other painful localized parts of the body where trigger release is required
5.Accelerate recovery from back pain and sports injuries
6.Rejuvenates muscle tissue
7.Easy-to-clean 
8.Designed by professional sports trainers