Va Bien Women's Satin Low Back Bustier Top Cup, Body Lace: 100% Nylon; Bottom Cup, Body Panel: 100% Polyester; Inner Cup: 100% Polyester; Cup Lining: 100% Cotton; Body Lining: 100% Nylon; Backs: 88% Nylon, 12% Spandex Imported Hand Wash Lace detailing highlights a plunging sweetheart neckline 3-piece cut and sewn cups offer excellent fit and support Inner pockets for push up inserts (not included) Spiral boning for versatility and comes with straps that are convertible to criss-cross and halter Lovely and sweet in white for bridal, sultry and stunning in black for the boudoir