La Canadienne Women's Kara Knee-High Boot 100% Leather Synthetic sole Shaft measures approximately 15.5" from arch Heel measures approximately 2.75" Platform measures approximately 0.5" Boot opening measures approximately 14.5" around Waterproof Italian calf suede upper, Waterproof construction, Antibacterial and wicking microfiber lining, Traction outsole, 3 MM Memory foam insole