Power Wrist Gyro Ball - Tennis Badminton Backhand Arm Muscle Powerball

Description:
The wrist power ball was designed not only to be user friendly but to aid in sports rehabilitation and conditioning of the lower arm. It is being used for carpal tunnel syndrome, by musicians, for improving performance in sports, as well as, helping in repetitive stress for computer terminal operators.

Features:
Very comfortable grip.
Rehabilitates sore muscles and joints.
Use as a strength and coordination builder.
Simple to start with a pull-string (included).
High-quality rubber on the outer, non-stick and anti-slip.

Specifications:
Weight: 0.31kg
Size: 7.3x7.3x5.5cm(Approx)
Material: Rubber Band, Plastic Shell

Note:
Keep away from moist and watered places.
Keep clean inside of the ball and avoid any minor articles.
As it is precisely produced, never fall on a hard surface.
Be sure that don't touch the ball body when it is at high-speed revolving.

What's in the box
1 x Power Ball
1 x Starting Rope