CLARKS Unstructured Women's Un.Thyme Clog 100% Leather Rubber sole Heel measures approximately 1 1/2" Platform measures approximately 3/4" Perforated leather interior lining wraps your feet in luxury. Vegetable-tanned leather footbed provides a soft place to rest your feet. Unique air circulation system features intake vents to allow cool, fresh air to enter promoting a healthy inner environment. EVA midsole adds an extra layer of cushioning to reduce step shock. Injected EVA sole with rubber pads makes each step better than the last.