Show off the curves in this one-shoulder long ruched jersey prom dress from Poly USA. Crafted in soft stretch jersey from the asymmetrical neckline to the floor, this one-shoulder long formal dress is a great find for prom, formal weddings, and other black-tie events. Offered in misses and some plus sizes, this long dance dress has figure flattering ruching at the sides for a fitted look, while the hip-skimming long skirt opens in a side slit and ends in a dramatic small train. A one-of-a-kind look for your big formal, this one-shoulder long ruched jersey prom dress is surprisingly affordable, at way under $200.