TheraBand Progressive Hand Trainer Intro Kit - Includes TheraBand Tan, Yellow, Red, Green, Blue, and Black Refill Sheets. These thin latex sheets are designed to increase range of motion and mobility of the hand in patients with extremely weak grip who have difficulty with daily tasks. Uses: Assists with recovery from finger, hand or wrist surgery. Features: Helps improve hand, finger and thumb strength and mobility. 6 colour-coded resistance levels. More than 60 access holes. Less challenging than TheraBand Hand Xtrainers and therapy putty, designed for people with extremely weak hands and fingers or those recovering from surgery. (includes Assembly and Use Instructions) *Caution: These products contain natural rubber latex which may cause allergic reaction.