Strapless Black Prom Gown: Betsy & Adam A26845So feminine, this strapless long black lace prom dress by Betsy and Adam is as figure flattering as it is flirty. With a sheer lace corset that wraps around to the back, this long black formal dress has a ruffle trimmed sweetheart neckline and scattered sequins for extra sparkle. The long black lace evening gown has a long skirt with corkscrew ruffles and a thigh high side slit that adds to the sultry allure. So chic for prom, galas, and other formal