Jason Wu Crushed-velvet slip dress, Lithe silhouettes were prominently featured on Jason Wu's Fall '14 runway. One of our favorite looks from the show, this slip dress is cut from lustrous crushed-velvet and designed with an alluring open back. Lined in silk and cut on the bias, it elegantly skims your curves. Wear it with classic sandals and a metallic clutch Size: 4. Gender: Female. Age Group: Adult.