1.Power Gyro Force Wrist Ball With LED Light1)Zinc-alloy roller
2.A grade PC plastic
3.Speed run above 12000rpm.

New Power Gyro Force Wrist Ball With LED Light

 

Function:

Improves Performance in any sport requiring grip strength, such as: Biking Hockey Golf Baseball Skiing Kayaking Increases wrist speed and endurance for all sports requiring grip and finger strength Aids in the rehabilitation or carpal tunnel and other hand, wrist, elbow, and arm conditions PGA Tour tested and approved Useful as a therapeutic device and muscle conditioner Strengthens grip, hands, forearm, shoulders, wrists, and arms On board LEDs light up as speed increases2.  Please contact us if there is any problems within 4 days of receipt3. All items must be returned in their original condition in order to qualify for a refund or exchange of goods.1. Your 100% satisfaction is our greatest pursuit! 

Available gift box or blister packing OEM logo can print on plastic shell or handle strap"force Ball"/ Wrist Ball"/" power " or Nothing on the Rubber grip for your choice.OEM is acceptable , customer logo and requirement are welcomed.