La Canadienne Women's Donavan Ankle Boot-Nubuck 100% Leather Synthetic sole Shaft measures approximately 3.25" from arch Heel measures approximately 2.75" Boot opening measures approximately 13" around Waterproof Italian leather upper^Soft, antibacterial, wicking technical microfiber lining^3mm memory foam insole for comfort^Thermoplastic rubber unit sole with traction^Made in Canada with the highest quality Italian components