Self: 100% nylonLining: 100% poly. Dry clean only. Fully lined. Sheer mesh striping. Sequin embellishment throughout. Hidden back zipper closure. XBYR-WD171. XND37 R17. 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.