Journee Collection by Anne Michelle Womens Ruched Over-the-knee Boots pleather Shaft measures approximately 19 from arch Heel measures approximately 4 inches" Boot opening measures approximately 15 around Heel measures approximately 4 inches. Taken from a size 6. Shaft height measures approximately 19 inches uncuffed. Circumference measures approximately 15 inches. Faux leather and faux suede upper/man-made outsole