YUNMAI Mechanical Wrist Power Ball
- Mechanical power without the power source, the rotation of the wrist interacts with the internal rotation of the ball, and the centrifugal force generated maintains the high speed of the ball.
- The built-in automatic elastic device, it can be easily started with push and release, can control the intensity, increase the fun, and experience the impact with the variable speed lantern.
- Zinc alloy plating core to feel soft and comfortable
- Effectively relieves wrist pain and prevents the mouse hand when tired
- Polycarbonate and zinc alloy materials
- Suitable for exercising the muscles of the entire arm, helping relieve muscle soreness and straining on the wrists and arms
We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.
When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.
You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).
If you need to return an item, simply login to your account, view the order using the 'Complete Orders' link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.