Naturalizer Causeway Womens SZ 7.5 Black Boots Knee Shoes Leather Upper and Man-Made Outsole Synthetic sole Shaft measures approximately 15" from arch Boot opening measures approximately 16" around This shoes / sandals / boots style name or model number is Causeway Color: Black Material: Leather Upper and Man-Made Outsole Shaft measures 15 Inches, Circumference measures 16 Inches, and 1 Inch Heel Width: Medium (B, M)