BCBGMAXAZRIA Women's Irena Embellished Halter Dress Self: 55% Viscose/45% Polyester; Lining: 91% Polyester/9% Spandex Imported Machine Wash Halter neckline. Keyhole at front. Straps at back. Gathering at front neckline seams. Open back. Button-and-loop closure at back neckline.