The smooth, dynamic, non-impact nature and compact size it can be used to help regain strength, full joint movement and even help with symptoms of Repetitive strain injury.Exercise... Play... Compete Explosive, dynamic, exciting...addictive! There are a number of different uses for the Powerball that result in effective non impact exercise and it can be used in a fitness sense for the arms, wrists and shoulders helping to build, tone and define muscle. As you can probably tell by now the Powerball is simple but very effective resistance training. Using the Powerball is used over an extended period as part of an athlete's training program, it will strength wrist, arm and shoulder muscles. This article will explore the benefits of using the Powerball gyroscope. While the Powerball gyroscope is a new, addictive, multi-facetted device that is roughly the same size as a Baseball or Tennis Ball,

    ThinkGeek :: Dynaflex Powerball Gyroscope
    Dynaflex Powerball Gyroscope - Awesome blue LED glow - the world's most powerful hand gyroscope here is a new toy for you - the Powerball in glowing Blue.

    Powerball Gyro, Gyroscope, Neon Pro, Powerballs
    The Powerball Gyro builds strength in wrists, arms, shoulders and fingers with only 5 minutes use per day making remarkable increases in strength.