Based on ancient Chinese medicine these rings stimulate the acupressure points on your big toe (and for extra benefit the second toe) thus providing curbing your appetite in a safe and natural way. Made of soft non-allergenic silicone you simply wear the ring(s) as you walk and go about your everyday activities. Two powerful magnets on each ring provide a magnetic field of 1100 gauss to stimulate your feet's acupuncture point. At the same time the rings make you use your abdominal and femoral muscles more effectively thus enhancing your physical fitness even more - Magnetic gaussian scale to stimulate the foot massage - Wearing a magnetic ring will help reduce fat on the body - Increase your metabolism and processes foods more efficiently - Improve body circulation - Diameter: 2.7cm