MIDNIGHT DOLL JUNIORS SIZE 7 BLUE HOMECOMING/PROM FORMAL DRESS NEW

Midnight Doll Juniors size 7 formal dress is navy blue, has side zip closure and beaded detailing on the top front. It has one shoulder and is made of 100% polyester. Underarm to underarm measurement laying flat is 17 inches, underarm to bottom is 24 inches and shoulder seam to bottom of dress is 32 inches. There is some black on the back near the shoulder. Not sure what it is.