Details Eclectically embellished with crystals and gold beading, Matthew Williamson's coveted Valencia dress is a bold party piece. Matthew Williamson Valencia strapless dress: burnt-orange cotton-blend, multicolored bead, sequin and thread embellishment, sweetheart neckline, internal bodice support, padded cups, pleating through bodice, fitted waistband, two slant pockets, fully lined. Gold zip fastening at back with designer-stamped zip pull, internal zip fastening at bodice support. 52% cotton, 48% viscose; lining: 100% silk. Specialist clean.