Kamik Women's Willow Rain Boot 100% Synthetic Rubber sole Shaft measures approximately 13" from arch Heel measures approximately 1" Platform measures approximately 1/2" Boot opening measures approximately 14" around Polartec lining keeps you warm and dry Waterproof, recyclable rubber upper offer protection from the elements RAIN outsole offers superb traction, wet or dry Easy pull-on-off style Removable cushioning footbed