Power Ball Wrist Ball Trainer

 1 warm-up exercise equipment, especially for sports people, such as golf, tennis, squash, cricket, badminton, baseball, bowling, basketball, racing and other outdoor climbing by the wrist and other sports.

2. Beneficial to many musicians, such as piano, guitar, drummer.

3. Suitable for office workers, because of long hours, less activity.

4. Teens can use their fingers to flexibly and have some help in learning calligraphy, fine arts and musical instruments.

5. Middle-aged and elderly to achieve the effect of health care.