Be gorgeous in this sleeveless long black prom dress 56204 by Mac Duggal. With contrasting pearl beads from the square neckline to the hem, this long black special-occasion dress is a sparkly choice for prom, galas, and other formal events. The long black formal dress has a wide beaded waist that tops the fully-lined long a-line skirt with a sheer beaded overlay that flows to the floor with a flourish. As sparkly as it is figure flattering, this sleeveless long black beaded prom dress is a modern style with a vintage vibe.