Timberland Women's Whittemore Mid Side-Zip Boot 100% Leather Synthetic sole Shaft measures approximately 11" from arch Heel measures approximately 1.5" Boot opening measures approximately 13.5" around Mid-calf boot with burnished-leather upper featuring crisscross straps at ankle and full-length interior side zip closure OrthoLite footbed Durable outsole with 15% recycled rubber