Using the theory above, you rotate the powerball with a circular wrist motion in either a clockwise or anticlockwise manner, it's works in both directions. You use your wrist in a circular fashion. This has been proven to directly translate into a major boost in distance and endurance. The "ball" consists of a plastic outer casing, often with a rubber grip around the centre. This means the powerball can be used in a fitness, sports, rehabilitation or fun manner. Sport - Significant results in less than 30 days... No matter what

    NSD Powerball Gyroscope for sports and fitness, carpal tunnel, tennis elbow, tendonitis, wrist pain and grip ...
    powerball gyroscope for sports and fitness, carpal tunnel, tennis elbow, tendonitis, wrist pain and grip strength Extreme NSD Powerball!

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