Size 6 us Fits pretty true to size, I had to wear with insoles though due to my narrow feet *PLEASE NOTE: These originally had double straps on each boot but they were removed, shown close-up of where they were unstitched by the zipper on last 2 pictures, this does not affect wear at all. -4 1/2" (11.4cm) Stacked Wedge Platform -Approximate calf circumference: 9.3" -Approximate shaft height: 4.9" -These are lightweight platforms and easy to walk in Smoke & pet friendly free home