Be beautiful in this strapless long sweetheart corset prom dress  by Poly USA. With a twist-front sweetheart bodice, this strapless evening gown has a structured corset that wraps around to the lace-up back for the best fit at prom, galas, and other formal events. The long skirt has tummy-camouflaging ruching and a thigh-high side slit for an alluring, yet figure-flattering look on this long formal dress. A dramatic sweep train completes the look of this strapless long prom dress that is offered in misses and some plus sizes.