Here's a gorgeous long neon strapless prom dress that is bold, bright, and beautiful. With a beaded sweetheart neckline, this long formal dress has a corset bodice that wraps around to the back for a vintage vibe at prom, fancy galas, and other red-carpet events. The strapless long evening gown has tummy-concealing ruching at the side of the floor-length skirt that opens in a side slit that completes the look. A fashion-forward design that is overflowing with eye-catching style, this long neon strapless prom dress is surprisingly affordable, at under $200, and is an impressive choice for your big formal.