X by NBD Dulce Vida Dress in Black. Size XS,M. Self & Lining: 100% poly. Dry clean only. Fully lined. Allover bead and sequin embellishments. Hidden back zipper closure. Neckline to hem measures approx 23 in length. XBYR-WD157. XND25 H17. With sexy silhouettes and daring cut-outs, X by NBD is the party girls go-to brand for the perfect dress. With lace overlay details, plunging necklines and sweet scalloped edges, X by NBD gives a modern makeover to cocktail dresses.