Work Relax and Rehab Training
It's good for hand, wrists, shoulders, forearms, biceps and warm-up are good. For medial superior tenosynovitis, prevent tendinitis and improve grip strength, reduce pain of moderate tendonitis in wrist movement. If you use your computer for a long time or play the piano, you can play around 15 minutes a day. You will feel that your hands are not so painful.
Easy play makes exercise more fun
This is a very interesting toy that can make your forearm sore and bleed. The wrist ball uses physical machinery. The faster the rotation speed, the brighter the light will be. Wrist power ball toy hand booster, hand exerciser relieve stress --- anti-stress and anxiety, suitable for adolescents, students, and adults.
DELIBEST Fitness Multifunctional Hand Strengthener AutoStart LED Wrist Gyro Ball Wrist Trainer for Exercise Erist & Relax - JACBM07O