Our foot pads contain tourmaline, high quality fiber. It can speed up the removal of impurities from the body, reduce leg swelling, and make legs slimmer. The way to use it is simple: 1. Clean and dry the skin on the bottom of the foot, 2. Put the pad against the skin on the bottom of the foot, 3. Just go about your daily activities as usual. It also improves blood circulation and relieves problems such as varicose veins, muscle tension, foot fatigue and muscle stiffness.