Strapless Blue Print Prom Dress: Colors Dress 3857Slip into this strapless long blue print prom dress 3857 by Colors Dress and feel beautiful. With a blue floral print from the sweetheart neckline to the hem, this strapless long evening gown gets a vintage vibe for prom, galas, and other formal events. In misses and some plus sizes, this strapless long print formal dress has a corset that wraps around to the sheer back, while the long skirt flows to the floor in an a line shape. Step into a world of