Brinley Co Womens Wedge Heel Slouchy Mid-calf Boots pleather Shaft measures approximately 12 from arch Heel measures approximately 3 inches" Boot opening measures approximately 15 around Heel measures approximately 3 inches. Taken from size 6. Shaft height measures approximately 12 inches. Circumference measures approximately 15 inches. These boots are completed with knit lining and a slightly padded footbed. Faux leather upper/man-made outsole