Always a class act in the X by NBD Kennedy Dress. A slinky slip style with slender cami straps, its romance is in the tastefully sheer panels that trim the neckline and hem.. Self: 55% rayon 45% viscoseContrast: 100% nylonLining: 92% poly 8% spandex. Hand wash cold. Partially lined. Adjustable shoulder straps. Sheer lace panel accents. Hidden back zipper closure. XBYR-WD87. XNDR3271RV. 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.