Steve Madden Womens Foldover western knee boot Slip-on style with side pull loops 3.5 inch heel height Size 6 measurements: 14 inch shaft circumference, 13 inch shaft height; Size 8 measurements: 15.75 inch shaft circumference, 13.5 inch shaft height; Size 10 measurements: 16.75 inch shaft circumference, 14.25 inch shaft height