Hailey Jeans Co. Womens Buckle-Strap Mid-Calf Motorcycle Boots Synthetic Synthetic sole Shaft measures approximately 10 from arch Platform measures approximately .50" Women's Studded strappy buckle boots Upper/outsole material: Polyurethane leather, base metal/ TPR Heel height/type: 1.2-inch block Shaft height: 10 inches Circumference: 13 inches