Size: : 75*35mm
Brand New and High Quality
Fitness Equipment for the Power of the Finger
Train your hand strength anytime and anywhere
Helpful to other sports activities like golf, basketball, climbing, etc.
Finger Trainer was specifically designed to exercise & strengthen your expanding muscles, balancing all of that over-gripping.
Compact and effective, help you strengthen your expanding muscles correcting the imbalances caused by over-gripping.