A chic twist-front detail makes this long formal dress a figure-flattering dream. With a surplice v-neckline, this long designer dress from La Femme has a twisted detail at the waist that is truly unique, while thin shoulder straps lace up over the open back for the best fit. The open-back evening gown has a ruched long skirt that smooths over the hips, while a side slit offers a sexy vibe for prom, military balls, and other formal events. A feminine style that contours the curves, this long formal dress by La Femme is richly designed for a grand entrance.