Update With Counter - Built-In Counter let your training more Measurable,you can see the progress of yourself.
Adjustable Resistance - Dial easily adjusts resistance from 22lb to 88lb (10-40kg), for beginners as well as for advanced users.
Ergonomically Shaped Handles - Ergonomically designed and suitable for all age groups and any hand size.
Solid Construction - A spring made of stainless steel that does not break as easily as other grips. Rubber handle, very soft, non-slip, not easy to fade.
Optimal Stress Relief - Squeeze and soothe anxiety away while increasing blood flow to your hand, finger and arm.