Cando Digiflex Hand/Finger Exerciser 5 Piece Set with Display

Cando Digiflex Hand/Finger Exerciser 5 Piece Set With Display. Cando Digi-Flex Exerciser - 5 pc set with Display Unit Develops isolated finger strength, flexibility and coordination as it builds hand and forearm strength. Use each button independently to exercise fingers or compress the entire unit for complete hand and forearm strengthening. Comes with illustrated manual and display unit.