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Gyro Ball Wrist Strengthener for Arms, Fingers, and Muscles

Price
$ 17.99   $12.95   save 28%
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Details & Specifications

About this item

  • * Suitable size: Can be carried anywhere, whether it is in the office, the gym or at home, can always exercise tools, or a good stress reduction toy.
  • * Control power: By artificially controlling the rotation speed of the wrist, you can adjust the rotation rhythm of the ball core and the generated force.
  • After-sales support: If any issues arise, please get in touch with us via the message center. We are committed to providing timely assistance and resolving them effectively. We appreciate your support.
  • * Built-in LED light: When the wrist ball rotates quickly, the dazzling light will light up. Add fun to your workout.
  • * Exercise: Wrist power ball can mainly exercise the muscle groups of fingers, wrists, arms and other parts, including the strength and flexibility of forearm muscles, biceps, triceps and deltoid muscles.
  • * Working principle: Through the rotation of the wrist to drive the ball core high-speed rotation. The centrifugal force generated by the rotation of the ball core causes the wrist to feel a certain resistance.
  • * Starting design: Use the thumb of both hands to push the movement in the direction of the arrow of the inner ball, started by the internal spring, no rope, no power supply, simple and environmentally friendly.

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