HAND AND GRIP STRENGTHENING Great for rehabilitation, physical and occupational therapy     ENGAGE EVERY HAND MUSCLE Squeeze, pinch, twist and stretch to improve coordination of fine motor skills     FOUR COLOR-CODED RESISTANCE LEVELS Allows for progressive therapy and strengthening     THREE OUNCE CONTAINERS Each container holds a generous three ounces of therapy putty     DURABLE COMPOSITION Designed for extensive use without drying out, graining or seeping     NON TOXIC AND ODORLESS Safe, odorless putty leaves no sticky residue behind