The women posture corrector is made of 85% Nylon and 15% polyester fiber. Breathable and high elastic. The wide shoulder straps can improve supernumerary breast and gather chest, giving your bra an extra uplift. PUSH UP BRA SUPPORT -- The strap goes under your bra line and provides a nice firm support. Chest support vest perfect to be worn under your clothes to give your bra an extra uplift, making you look more confident and sexy. WIDE SHOULDER STRAPS -- The bra support for women can improve supernumerary breast and gather chest, beast lifter. Releases your shoulder pressures The chest brace up shapewear top keeps your back straight and comfortable all day. ADJUSTABLE 3-ROW HOOKS -- It is easy to wear, well adjusted for firmness and comfort.The slimming body shaper made with seamless breathable material, smooth, lightweight stretchy fabric and moves with your body while performing any activity. It will fit pretty much any women.  MULTI-FUNCTIONAL- The chest brace push up bra is comfortable enough to wear, not only beautifies your chest, but also relieves spine, neck, back pain, especially hunchback. A good gift for your wife or girlfriend.