Mon Cheri Ivory Satin Polyester Boat Neck Sleeveless A-Line Bow Wedding girls 9 White dress with rose appliqués #bridal #formal the mannequin is 67 inches tall. The armpit-to-armpit measurement is 14.5 inches, and the waist circumference is 28 inches. It has been washed; there are some small stains shown in the photos, but they are almost imperceptible. It is a very elegant girl's dress; the mannequin is 67 inches tall.