Rainbow Ball, Wrist Ball Trainer
Try on this, the new Powerball Wrist & Arm Trainer! It's a baseball-sized handheld device that can be used in a fitness, sports, rehabilitation or fun manner it can be used anywhere and whenever you have free time!
- Strengthens hands and grip skills. This Powerball is an effective tool to help you improve arms force,strengthen grip skills, build muscle, tone arms and increase flexibility.
-Cool illumination and high quality.When you spin the LED lights inside, the ball will illuminate additively fun and powerful exercise tool that builds the strength of your upper body through a few minutes of workout every day.
-Lightweight in tennis ball-sized and easy to carry.This is a compact, simple way to isolation exercise without having to go to the gym. Lightweight, portable and perfect for traveling. It’s a great gift for anyone with no time to work out.
-Easy maintenance. Keep this from dusty environments.Don’t put this on the carpet or any fabrics. Dust may be brought into the internal surface of the shell by the rotor and make the inner tracks dirty. Eventually, it would make noise as the rotor spins.