Kawasaki Powerball Wrist Ball Trainer QQ-61501 color:BLACK carbon22LBS highest tension suitable for

carbon22LBS highest tension suitable for practicing and beginners

and match preparation

Wilson micro dry feel

2-3 times each

Kawasaki Powerball Wrist Ball Trainer QQ-61501 color:BLACK carbon22LBS highest tension suitable forMultifunctional design can be used in office, gym or home, and also can be a good pressure reducer as well as a good toy and arm muscle exercising Smart gravity sensor can be used to feel the centrifugal force and to strengthen your limbs coordination or rehabilitation training Simple operation can be powered on quickly by rotating your wrist to make fast speed Compact size can be put in your bags to do outdoor activities High quality zinc alloy and