Hand and Finger Exerciser - Best Exerciser For Hand, Finger and Wrist Strengthening Exercises For Guitar, Piano, Golf, Rock Climbing, Shooting and Physical Therapy - Adjustable Resistance For Each Finger - Quality Construction, Smooth Quiet Operation - Complete Instructions Included Resistance adjustable from 3.0 - 8.5 lb on each finger, thereby allowing a single unit to meet all of your exercise needs. This saves you money because you would have to buy four fixed resistance exercisers to get the same exercise capabilities as one MVR5. Great for athletes and musicians. Provides a complete strength training solution for fingers, hands, wrists, and forearms. Promotes finger strength, flexibility, coordination and speed. Great golf training aid to help golfers improve hand strength. Innovative 5-Button design allows finger extension exercises, critical for piano and guitar players. Complete instructions and exercise program included. Full, no-hassle, money-back guarantee.