Powerball Wrist & Arm Trainer
This is the Powerball Wrist & Arm Trainer! It's a baseball sized handheld device that can be used in a fitness, sports, rehabilitation or fun manner making it fun, pleasurable and very addictive. With its gentle yet dynamic, non-impact nature and compact size it can be used anywhere and whenever you have free time!
Features:
- Strengthens hands and grip skills: Professional athletes need to adapt various ways to exercise their strength, including arms, feet and waist strength and so on. And today this Powerball Gyroscope Fitness Wrist Ball is an effective tool to help you improve arms force. Made of high quality material, this product can strength 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. Powerball Gyroscope Fitness Wrist Ball is an additively fun and powerful exercise tool that builds the strength of your upper body through a few minutes of workout every day. This tennis ball sized wrist exercise ball is a small engineering wonder: consists a freely revolving heavy gyroscopic rotor housed in a solid plastic shell, with a built-in self-powered LED lights.
