Sleek and charming, this strapless prom dress is topped by mini ruffles along the straight neckline. Hugging the figure through the hips, this tight long prom dress highlights the natural curves. Adjustable lace-up ties secure against the open back of this ruched prom dress. A side slit parts the skirt up high for a final sultry touch. Exclusively sold at PromGirl, this open-back strapless prom dress is fun and flirty for special occasions.