The lacy look of the Heartbeat Song Black and Navy Blue Backless Lace Dress is enough to make any girl's heart race with excitement! Deep navy blue stretch knit starts at the halter straps of the triangle bodice, finished with princess seams, and a black laced-trimmed neckline. The fitted waist tops a bodycon tube skirt, while more sheer black eyelash lace graces the open back with an exposed silver zipper. Hidden back zipper with clasp. Fully Lined.Self: 70% Rayon, 25% Polyester, 5% Spandex. Contrast: 100% Nylon. Trim: 100% Polyester. Lining: 100% Polyester.Hand Wash Cold.Imported.