<ul> <li>Material: durable magnets and soft nylon, neoprene and velcro.</li> <li>Ideal for rehabilitation after surgery or during treatment.18 powerful self-heating tourmaline magnets designed inside the belt (10pcs at the back and 8pcs at the front), can help to relieve pain associated with joint and back problems by increasing blood flow to the area.</li> <li>Provides support, compression and relief during work activities require repetitive action.</li> <li>Suitable for most adult men and women to use.</li> </ul>