Wrist Trainer Ball Auto-Start Gyroscopic Forearm Exerciser Gyro Ball for Strengthen Arms, Fingers, Bones and Muscles
Price: $17.99
(as of Apr 17, 2025 04:07:30 UTC – Details)
From the brand
* 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.
* 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.
* 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.
* Built-in LED light: When the wrist ball rotates quickly, the dazzling light will light up. Add fun to your workout.
* 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.
* 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.
* After-sales service: If you encounter any problems, please contact us through the Amazon message center, we will give timely help and properly solve. Thank you for your support!
Customers say
Customers find the wrist trainer effective for hand and forearm exercises, with positive feedback about grip strength and fun use as a fidget toy. The functionality and durability receive mixed reviews – while some say it works well and is well-built, others report it barely works and isn’t durable as hoped. The ease of use and value for money are also mixed aspects, with some finding it easy to start while others say it’s not easy to master, and some consider it good value while others say it’s not worth the money. The spin duration is a significant issue, with customers noting it doesn’t spin as needed and only lasts for 20 seconds.
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