MediBeads Carpal Cuff helps prevent and treat repetitive motion injury. It's unique design ensures comfortable and proper positioning of the wrist. Simply place the Carpal Cuff in the microwave for 30 seconds and the patented MediBeads are ready to provide doctor-recommended moist heat therapy. The Carpal Cuff helps relieve the pain associated with arthritis, joint pain, tendonitis, hand stiffness, and carpal tunnel syndrome. MediBeads, formed through a proprietary process that infuses the beads with a natural antibacterial agent, stay clean and odor-free. The Cuff adapts well to all wrist sizes. Hand washable.