MICHAEL Michael Kors Women's Mavis Heel Sandals Shoes Black Leather Heel measures approximately 4 inches" Leather upper and, leather insole and outsole. Approx. measurements: 4" hee.l Back zip bootie. The style name / style number is Mavis Back Zip / 40F4MVHS1L Color: Black, Material: Leather, Width: B(M) Imported.