MegArya Finger Exerciser Portable Finger Strength Trainer Hand Exerciser Guitar, Black

Highlights: Hand Strengthener Guitar with removable silicone the clean hand trainer provides safety for your health The Finger Strengthener can be adjusted. It becomes heavier when the screw is turned clockwise. From the index finger to the little finger you can exercise each and every one of your fingers. Silicone pad at the bottom with non-slip design good elasticity increase finger touch comfort.