1Use neoprene fabrics without latex, not easy to be allergic, safe to wear. 2Promote perspiration, accelerate blood circulation and thus improve lipase activity and accelerate fat decomposition. 3Belly in, waist in, chest lifting, 360 degree pressure, designed for women. 4Ucollar chest shaping curve to lift the chest up, prevent the chest sagging, effective shape chest curve. 5There are 6 different sizes available, you can choose by your needs.