Assists patients recovering from finger, hand or wrist surgery, helps improve post-op hand, finger, and thumb strength, mobility and range of motion Allows therapists to perform the functional finger exercises against progressive elastic resistance, including pinching, opposition and prehension Hand trainers are extremely thin and designed to be used by those who struggle with basic motor function and patients with too weak of grip to use therapy putty Composed of a pair of high impact, 10" and 10.5" diameter molded rings that lock a fitted, circular THERABAND exercise sheet in place when pressed together Intro Kit includes 2 interlocking rings and 6 progressive latex sheets with more than 60 access holes and exercise guide