Powerball Wrist & Arm Trainer

Try on this new, addictive, multi-facetted device that is rapidly spreading across the world into the hands of the young and old alike!  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! PRODUCT FEATURES: Strengthens hands and grip skills. Professional athletes need to adopt 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