It's hard to believe that this spectacular long sequin prom dress is affordably priced under $250. From Poly USA, this gorgeous long sequin evening gown shimmers from the v-neckline to the floor, while sparkly beaded fringe adds a jaw-dropping look for prom, galas, and other black-tie events. Offered in misses and some plus sizes, this long sequin formal dress has thin shoulder straps that lace up over the open back for the best fit, while beaded fringe trims the side slit of the hip-skimming long skirt. A small train completes the look of this stunning long sequin prom dress that allows you to look like a celebrity without dropping a ton of money.