Cole Haan Women's Primrose Ridng BT EC Equestrian Boot 100% Synthetic Imported Synthetic sole Shaft measures approximately 16.5" from arch Heel measures approximately 1" Platform measures approximately 0.25" Boot opening measures approximately 15.5" around Leather riding boot featuring decorative hardware at ankle and notched cuff Low-rise stacked heel Fully padded sock lining Grand.OS technology for comfort