Blowfish Women's Billis 100% Polyurethane Imported Synthetic sole Shaft measures approximately 17" from arch Heel measures approximately 2.25" Boot opening measures approximately 15" around Take on your day in exceptional style with the Billis from Blowfish&trade;. Man-made upper. Side zip closure. Decorative zipper and buckle accents. Round toe. Man-made lining and insole. Stacked wedge heel. Man-made outsole Imported. Measurements: Heel Height: 2 1&frasl;4 in Weight: 1 lb 5 oz Circumference: 15 in Shaft: 17 in Product measurements were taken using size 7.5, width M. Please note that measurements may vary by size.