Stand out in a crowd wearing this one-shoulder long prom dress with beaded details. The beautiful long formal dress has a beaded one-shoulder cap sleeve that transfers to the see-through back for a sexy vibe. With an asymmetrical neckline, this long designer dress from La Femme has a sweetheart bodice with pleated bands that criss-cross the midriff. The a-line evening gown has a long skirt that opens in a side slit before flowing to an elegant floor length. A bold look for the girl who loves to shine, this one-shoulder long prom dress by La Femme is surprisingly affordable for prom, fancy weddings, and other formal events.