Product Details
Product Description
The world's most powerful hand gyro-scope. Non battery, non electricity.
Perfect exerciser for sports like Golf, Tennis, Squash, Cricket, Badminton, Baseball, Bowling, Baseball and Climbing.
Increase the strength of your fingers, wrist, hands, forearms, biceps, triceps and shoulders.
Great benefit for musicians, guitarists, pianists and drummers.
Regular use helps prevent common ligament injuries suffered by typists and musicians.
Rehabilitate sore muscles and joints.