Aroma AHF-03 Guitar Hand Finger Exerciser Grip Trainer For AdultDescription:Aroma finger exerciser strengthenerEach finger button is fully adjustable from 4lb- 7lbHand exerciser gripTension Range: 4Lb - 7LbDimension: 85*69*21mmColor:BlackWeight: 74gPackage Included:1 x Black Aroma AHF-03 Guitar Hand Finger Exerciser Grip Trainer For Adult