Our SWEAT BELT works by increasing thermal activity and stimulating water loss during exercise. Simply wrap the band around your midsection and pull adjustable straps to your intensity level. This is made to be worn IN THE GYM with your MAGIC SWEAT MIX on at the same time! **Extended to reach lower belly area as well as upper back fat! ** Premium neoprene sweat belt material on the inside! If you are in between sizes we recommend you purchase a size up. (The adjustable velcro strap can be made tigher as you size down.) Size Recommendations: XS- 22-26S- 26-30M- 30-34L- 34-38XL- 38-42 *These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.