La Canadienne Women's Passion Boot 100% Leather Importado Synthetic sole Shaft measures approximately 15" from arch Heel measures approximately 1.5" Boot opening measures approximately 14" around Knee-high boot in waterproof Italian calf suede featuring stitched cuff and stacked block heel Waterproof construction 3mm insole with cushioning memory foam Soft antibacterial wicking technical microfiber lining TPR unit sole with traction