UGG Women's Emalie Full-grain leather Made in USA or Imported Shaft measures approximately 4.5" from arch Heel measures approximately 2.5" Platform measures approximately 0.25 inches Boot opening measures approximately 10" around Waterproof leather upper with water-repellant wool-blend panels Medial zipper closure Adjustable ankle strap with stud and buttonhole closure Pull tab at heel Spider Rubber outsole for optimum traction