BOOSTER Massage Ball Gyro Wrist Power Balls Trainer Gyroscope Strengthener Arm Exerciser Gym Powerballs Fitness

Note The choice of 1 and 3 are all without counter If you want to buy a wrist ball with counter please choose the second one With Counter Main Features ● Turn your wrist and relax easily ● Variable speed of colorful lights ● Built in platinum ball s core sturdy and durable external protective circle by slipping resistance avoiding any dropping in the working process ● Optimal environmental protection PC material ● Special wrist strap portable safety To prevent the wrist ball from being thrown out due to excessive rotation speed during rotation ● Want multiple control Pure mechanical design the rhythm and speed of the corotation can be adjusted arbitrarily through human control the faster the speed the greater the power SpecificationBrand BOOSTEROptional type 1 Luminous with counter 2 All Metal Pro SeriesColor BlackMaterial of ball s core PlatinumN W 270gSize 70x70x50mmPackage Contents1x BOOSTER Massage Ball