Size; The women's knee high Boot’s hell-high size is 1.57”, shaft high is 16.93” and top opening circumference is 14.17”.Material: Our knee high boots are made according to the US size. The knee high boots made of high-grade suede upper with high malleability that fit the curve of the leg well.Design: The low block heels could elongate your legs and maintain stability while walking and the side zipper design ensures ease of wear and comfort.Comfortable Lining: Lined with a skin-friendly microfiber fabric that provides a soft touch, the cushioned insole ensures your feet stay comfortable during prolonged wear.Occasion: Suitable for spring, fall and winter wear, women's knee-high boots are ideal for vacation, street, outdoor, business, leisure, travel, shopping, and gift giving.