| Specifications︰ | We dare you to hold on to this 10oz. ball for more than a minute.
Hold on tight, you'll improve your coordination, strengthen your grip, build your forearms, and really exercise your hands and fingers. The Gyroflex can do all that, as well as prevent injuries from strain and carpal tunnel syndrome. To use, simply pull the starter cord and put Gyroflex to work, alleviating strain and stress. Secrectaries, computer analysts and athletes are just a few of the many people who can benefit from this magic ball.
Measurements: 4"x1.37" |
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