How to use - IMPHY BACKJOY BACK STRETCHER
The Imphy for BackJoy Back Stretcher will help you stretch your back for relief and flexibility! Recommended for those who want to relieve back pain, improve flexibility and posture. Ergonomic design to fit the natural shape of the body. The asymmetrical grid stretches the back and releases tension while promoting blood circulation. Fascia release back stretcher. Blood circulation promotion! Stretch effect! Posture improvement starts from the back!