Vari-Grip is the ultimate all-in-one hand, wrist, and forearm fitness tool. Safely and conveniently build strength, endurance, flexibility and coordination. The Planet Waves exclusive design features comfortable overmolded finger pads and allows you to adjust individual finger tension from light to heavy, plus there's a built-in callous builder, providing all-in-one hand fitness for musicians.
Features:

* Soft, over-molded finger pads for added comfort
* Individually adjustable tension for each finger allows the user to set the tension from x-light to hard without purchasing a separate item
* Built-in, simulated guitar strings for building finger calluses.