The Uslender Vibro-Belt Plus is an AB toning system which uses a unique oscillating massage action to tone up specific body parts. It helps you burn calories, and lose weight. The slimming belt also provides heated massage. It works by dynamically stimulating your fat cells so they are passed out as perspiration (sweat). The USlender Vibro-Belt Plus supports 3 vibration massage modes and auto modes to meet your different needs to help create the perfect body easily. Surface is made with top quality ABS material, durable and easy to clean. The waist belt inner lining is made of mesh polyester fiber, which is comfortable, breathable and sweat-absorbent. Target your Abs while lying down, watching TV, sitting at the computer, spending time with your family, working, cooking or simply resting.