4.6 (495) · € 7.50 · En stock
Description: This fancy wrist training ball trainer with mechanical auto starter, no power needed and safe using. Equipped with a lanyard can be attached to the wrist to prevent from falling. A great exercise machine for musicians, typists and sports enthusiasts, and the gyro wrist exercise ball brings gentle and imp
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How to Use: First, insert the string into the hole of the internal yellow ball and wind until the string is fully wrapped around the yellow ball.
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Exercise your wrists and hands. The hand enhancement ball is the centrifugal force generated by the interaction between the rotation of the wrist and the internal rotating core, which can maintain the high-speed rotation of the core, promote blood circulation, and increase the fingers, wrist, hand, forearm, biceps, triceps, and ligaments And the strength of the shoulders, restore muscle strength. Automatically start the design.
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