EXBEPE Auto-Start Power Gyro Ball, Metal Ball Center,Hand Wrist Forearm Trainer and Fingers Grip Strengthener for Exercise Joint and Muscle with LED Lights

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Cordless Auto-starting Gyro Ball: Push the heart of the ball to build up power, rotate the ball and wrist, then you can feel the powerful centrifugal force,suitable for kids and women, Not only is a training equipment but also a toy for kid with colorful lights
Upgraded Metal ball core wrist ball: The core metal of the enhanced wrist ball adopts an integrated turning forming process and strengthen the spring design, which can reduce the friction between core and guide rail and make it more smooth, more silent, higher speed than other power wrist ball
Exercises Wrists and Hands: Gyro ball can exercise and strengthen the joint ligaments and muscles of hands, wrists and forearm. Especially suitable for office workers, students, rock climbers, tennis trainer，bowling ball exerciser and badminton trainer
Easy to Use: First follow the direction of the arrow with the thumb to push the metal core until the accumulation of force is complete.Secondly release and turn to one hand to hold.Thirdly palm clockwise or counterclockwise rotation, Then you can enjoy it
Sincere Service: ExBePe wrist ball are 100% factory tested, which is safe and reliable.you can contact us at any time if you have any questions. Free returns of products with problems. Also welcome your valuable feedback and suggestions for us