So stylish, this long strapless prom dress is simply beautiful. The sweetheart evening gown has a ruched bodice with a front knot feature and back bands that criss cross the sparkly sheer cut-out details. From La Femme, this long designer dress has a long skirt that flows from the empire waist to the floor in a flattering a-line shape. An upscale choice for prom, fancy wedding receptions, and other formal events, this long strapless prom dress by La Femme is a budget-friendly option that is sure to stand out in a crowd.