La Femme Strappy-Back Tight Long Prom Dress 28506Be the center of attention in this tight long prom dress 28506 by La Femme. With a strappy open back, this off the shoulder long designer dress has banded sleeves that drape over the upper arms for a look of romance at prom, galas, and other black tie events. In misses and some plus sizes, this elegant long formal dress has booty contouring ruching at the back of the skirt, while a side slit provides the drama that completes the design. Delightfully