Be classy in this lace-up strapless long black prom dress 32975 by La Femme. Sleek and simply beautiful, this long black designer dress has rhinestone beading on the sweetheart neckline, while thin bands lace up over the open back for the best fit. The strapless long black formal dress has a hip-hugging skirt with a thigh-high side slit and a small train that brings the drama for prom, galas, and other formal events. Sure to be a new favorite for fancy venues, this strapless long black prom dress is an upscale design for the girl who knows fashion.