In Forearm: Gripmaster Hand Exerciser Red, Medium Tension (7-Pounds per Finger)

A few daily workouts with the Gripmaster Pro and you'll enjoy better control of a baseball/softball bat, tennis racquet, or golf club, with each finger working in seamless unity with the others. You'll also find a ton of other uses for the Gripmaster Pro, including playing guitar or violin, rock climbing, bowling, target shooting, martial arts, yoga, or even relieving stress while clicking a mouse ...Forearm