Guess Womens Zonian Leather^Synthetic Made in USA or Imported Heel measures approximately 4 inches" Boot opening measures approximately 16" around Elevate your sexiness while staying chic in these over-the-knee Zonian boots from GUESS&reg;! Embossed metallic faux leather upper. Partial length inner zipper closure. Comfortable man-made lining and nonremovable insole. Pointy toe and covered stiletto heel. Man-made outsole. Imported. Measurements: Heel Height: 4 in Weight: 13 oz Circumference: 16 in Shaft: 24 in Product measurements were taken using size 7.5, width M. Please note that measurements may vary by size.