Minimizing Support: Ultra firm microfiber fabric is comfortable, supportive and reduces the size of the bust up to one cup size Flattering Design: The cup design gives a flattering rounded shape without flattening the bust Seductive Lace Details: Beautiful French lace on the sides and in the center adds a feminine touch U-Shaped Back: Ballet-style back provides additional comfort and support as well as prevents straps from slipping off shoulders Seamless & Sleek: The cups offer a smooth style that lays flat under any type of clothing, from T-shirts to silk blouses