Set the stage in this long prom dress by La Femme. The beautiful backless dress features double spaghetti straps that grace the shoulders before crossing the back in a strappy detail that supports and adds style. For the fashion lover with an edge, the neckline fits asymmetrically with an up-to-the-minute look. The waistline on the long formal dress dips alluringly in a v-shape in back, while a side slit opens high on the thigh with every step. Stun at prom, a pageant, or a gala wearing this long backless prom dress with asymmetrical neckline.