- 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 impact-free relief to carpal tunnel syndrome, repetitive strain, tendinitis, arthritis and all wrist-related diseases.
- Built-in automatic elastic device, one-button button is easy to start.
- Help to quickly build shoulder and forearm muscles, and increase the wrist and hand force and power.
- It is easy to carry around with you so you can use it in the office, on holiday and at the sports club as a warm up.
- Color: Black
- Size: 70 x 55 mm
- Core Material: Zinc Alloy
- Shell Material: Plastic
- 1pc x Wrist Ball