Hand Grip Strength Trainer Stretcher Finger Expander

Light weight, durable, easy to carry.
Made of high quality and aging resistant material, durable to use a long time.
It can develop hand strength, increase finger dexterity, promote blood circulation, besides,
deflate tension when working under stressful situations.
Finger Trainer was specifically designed to exercise the muscles & strengthening its expansion, balancing everything that passed exciting.
Compact and efficient, help correct the imbalances caused by excess strengthen your muscles expansion-exciting.