Wrist Trainer Gyro Ball

About the product:

• Interesting and decompressed: Trendy decompression toys with mechanical power, feel the power brought by the sphere, and colored lights will change colors according to the rotation speed, so that you can experience the challenge of strength and beauty.
• Wrist strength training: Feel the strength brought by mechanical power, help to alleviate the problems of muscle soreness and muscle strain caused by long-term use of wrist and arm, and also help to keep fit and carry out targeted training.
• No need power supply: the centrifugal force generated by the interaction between the rotation of wrist and the inner rotating ball core keeps the ball core rotating at a high speed.