Resbo Auto-Start Full Metal Gyro Ball Hand Strengthener Wrist Exerciser Wrist Trainer Ball Full Metal Heavyweight
- Auto Start - with internal pre-tensioner, just roll back the rotor in the direction of the arrow on the rotor or against the internal resistance, when....
- Good for Health - Efficiently rehabilitates wrist pain, humerus fracture, scaphoid fracture, radial head fracture, numbness in fingers, numb hands,....
- Make Exercise & Add Fun -Rehabilitates sore muscles, Kill the time & Add fun!.
- Motor Skills - This certainly requires some fine motor skills in order to use. The dominant hand/arm was easily able to keep the gyro ball going, that....
- More Suitable for Sports Training - Highly beneficial grip strength trainer for golf, tennis, climbing, cycling, basketball, cricket, martial arts and....