Brinley Co Womens Lined Microsuede Strappy Detail Knee-high Boots Synthetic Shaft measures approximately 14 from arch Boot opening measures approximately 15.5 around Sole measures approximately 1 inch. Taken from a size 6. Shaft height measures approximately 14 inches. Circumference measures approximately 15.5 inches. Soft faux fur and knit lining adds style and warmth. Faux suede upper/man-made outsole