Strappy Long Print Prom Dress: Colors Dress 3812Be picture perfect in this strappy long floral print a line prom dress 3812 by Colors Dress. With a multicolored floral print from the pleated bodice to the hem, this spaghetti strap long evening gown gets a vintage vibe for prom, galas, and other formal events. In misses and some plus sizes, this beautiful long print formal dress has a bow detail at the waist that tops the long skirt that flows to the floor in a figure flattering a line shape.