Finger Strengthening Exercise Balls Design: This finger ball trainer has just the right pressure to strengthen our hand. These hand grip strengtheners are very effective in keeping the ball in hand during exercise, do not bind and do not interfere with finger alignment during use.




Custom Individual Five Finger Buttons: Easily adjustable for each finger to increase the force required to press down each piston and the silicone rubber pads are comfortable against the palm and fingertips.




Better for Improving Strength & Dexterity: This is such an easy and painless way to strengthen our fingers and hands, even if we have significant arthritis. It allows us to squeeze painlessly, unlike some other exercise equipment we have used.




Real Finger Strength Training Game Changer: These hand trainers are great for guitarists, office workers, pianists, musicians, artists, craftsmen, wood carvers, web designers, etc. A must-have for building finger strength







Color:B:Black




Material:ABS+Silicone







Package Contents:




1 x Finger Trainer







Only the above package content, other products are not included.




Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.