YUNMAI Wrist Trainer Ball Auto-Start Wrist Power Gyro Ball Wrist Strengthening Device Exerciser Gyro Ball for Strengthen Arms Fingers Wrist Bones and Muscles with LED Lights
- 【GOOD FOR HEALTH】Efficiently rehabilitates wrist pain, humerus fracture, scaphoid fracture, radial head fracture, numbness in fingers, numb hands,....
- 【NEW DESIGN WITH LED】Novelty design with LED lights, which is fun to see how fast you can get it spinning. Cool LED lights inside will light up....
- 【EASY TO USE】Compare with the old version need to start with string,our upgraded version is auto-start design which is simple to start by rotating....
- 【HIGH QUALITY】 The unit did not have any weird vibration to it. Also having the silicone grip section is very nice as it helps with the gyro ball....
- 【SUITABLE FOR SPORTS TRAINING】 Highly beneficial grip strength trainer for golf, tennis, climbing, cycling, basketball, cricket, martial arts and....