Patagonia Women's Tin Shed Riding Boot 100% Leather Imported Vibram sole Shaft measures approximately 12.5" from arch Heel measures approximately 1.25" Platform measures approximately 0.5 inches Boot opening measures approximately 16" around Knee-high harness boot featuring extended front shaft and full welt construction Drilex moisture wicking lining Internal EVA padding Injection-molded stability shank Vibram sole with TC4+ rubber and 4mm lugs