Backless Long Lace Mermaid Prom Dress by La FemmePositively gorgeous, this long lace mermaid prom dress is an upscale style from the designers at La Femme. So chic, this long designer dress includes sparkly lace on the plunging v neck bodice, and thin shoulder straps that criss cross the open back. The shimmering backless formal dress has sheer sides for a flirty look whenever you turn around at prom, galas, and other fancy black tie events. The lace evening gown smooths over the hips before the