Open-Back Long Halter Prom Dress: CLT720Showcase the curves in this deep v neck long halter prom dress T720 from Amoris by Cinderella Divine. Affordably priced under $150, this gorgeous long halter evening gown looks like a couture style for prom, galas, and other formal events. In misses and some plus sizes, this long halter formal dress has a plunging v neckline and shoulder straps that tie at the back of the neck before hanging down over the open back. Ruching at the waist tops the long