El Naturalista Women's Nido N723 Boot 100% Leather Rubber sole Shaft measures approximately 3" from arch Heel measures approximately 1" Platform measures approximately 1/2" Boot opening measures approximately 9" around Pull Grain Leather Upper, Recycled Rubber Sole Lace Up Front Closure For Personal Fit Shaft Height Measures Approx. 3" Shaft Opening Measures Approx. 9" Heel Height Is Flat