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You can simply exercise anywhere, at any time!
A design with 8 holes, where you can train your finger strength and flexibility. The middle of the grip ball provides hand strength training.
Effectively achieving muscle strengthening through the pinch, pinch, grip, release and other movements, three different intensities can be selected.
It is suitable for the elderly with degenerated finger strength, for playing musical instruments (such as piano, guitar, fiddle, etc.), and for leisure sports (such as rock climbing, baseball, handball, etc.)!
Material: TPR