‘Let’s begin to TRULY understand hand muscles ? they directly affect the function of your fingers, thumb, hand, wrist, carpal tunnel & elbow. Nine muscles close the hand. Nine muscles open the hand. It’s that simple. Strengthen all 18 for maximum health & performance.’?Dr. Terry Zachary
- Works as a hand therapy ball (light and medium tensions) for increasing strength and range of movement.
- Perfect for late stage exercise rehabilitation of all finger, thumb, hand, wrist, carpal tunnel, forearm & elbow conditions.
- it is your super-easy hand strength training.
- A powerful & easy-to-use exercise therapy & rehabilitation device.
- A market-changing proactive ergonomic exercise.