CanDo Hand exerciser finger strengthener CanDo® Digi Squeeze, black (very strong)

Ideal for therapy and rehabilitation, but also for working out at home Multi-functional exercise ball for coordination of individual fingers for rehabilitation Can be used for: carpal tunnel syndrome, arthritis, stroke, fractures, tendon injuries, nerve damage and tennis elbow Comes in 5 strength levels: extremely easy / yellow, easy / red, medium / green, difficult / blue and extremely difficult / black; available in 3 different sizes for small, medium and large hands Comes with exercise booklet