Beautifully unique, this long prom dress is positively captivating. The long formal dress by La Femme has sheer cut-out designs on the bodice and opaque shoulder straps. The floor-length evening gown includes a strappy open back that is sure to turn heads at prom, fancy galas, and other formal events. The long designer dress smooths over the hips before opening in a side slit and flowing down to the floor. A budget-friendly choice for your formal event, this long prom dress by La Femme is an old Hollywood style with up-to-the-minute details.