Faux-Wrap Long Formal Prom Dress 391Here's a glamorous faux wrap long formal prom dress that defines femininity without emptying your wallet. At under $150, this strappy back long evening gown is an affordable choice for prom, military balls, and other formal events. From Amelia Couture, this long designer dress has a surplice v neckline and thin shoulder straps that double before flowing over the open back. The long formal dress features ruching at the waist, while the faux wrap skirt