BCBGeneration Women's Bg-Wexler Boot 100% Synthetic Synthetic sole Shaft measures approximately 21.25" from arch Heel measures approximately 1.5" Boot opening measures approximately 15.75" around Manmade Upper Accented With Decorative Zipper At Back Shaft Height Measures Approx. 21" Shaft Circumference Measures approx. 15" Heel Height Measures Approx. 1.5"