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Handmaster Plus Hand & Finger Exerciser, Grip Strengthener & Lymph Drainage Stimulator Handmaster Plus provides complete finger, thumb, hand, wrist, carpal tunnel & elbow exercises, grip strength, and posy-treatment rehabilitation recovery. It is a vital piece of strengthening equipment for creating strong fingers, thumb, hand, wrist, carpal tunnel & elbow. It is a full range of motion exercise for circulation, blood flow & lymph drainage. Prevent tennis elbow, golfers elbow, carpal tunnel syndrome, lateral epicondylitis, better mental health]