Product weight: 0.4kg
Function: Wrist ball
Fitness part: wrist muscle
Applicable people: General
Size: 7.2 × 5.6cm
Rope length: 43cm
Main material: polycarbonate, zinc alloy
* It can be used from old people to children. It is easy to get started, no need to use electricity, and the strength of the ball turning point as the wrist rotates. Push it in the direction of the arrow and release it to start. Decompression weapon, also the trend
* Effectively relieves wrist pain, outdoor sports and cool when tired. Daily exercise, easy to carry
* Metal core, variable speed lantern, alloy core, high stability, better training results.
* Long-term use of the wrist ball can effectively exercise the muscles of the entire arm. 8000 rpm has about 14kg of force, 10,000 rpm has about 22kg of power.
* Tips: 1. Equipped with a professional wrist strap to prevent it from coming out due to too much strength. 2. When rotating at high speed, don't give it to others to prevent your friend's wrist from being injured. 3. During the use process, pay attention to the circular or regular operation of the wrist, and do not rotate irregularly.