Women's knee-high boots are made of soft PU leather, breathable lining and padded insole,these women's knee high boots are comfortable in all seasons.the delicate vamp is smooth to touch and modern round toe.And won't squeeze the soles of your feet.Providing you with all-day comfort Heel measures 4.13 inches.The classic chunky heels and round toe design effortlessly combine fashion and comfort, ensuring you stay at ease wherever you go. these over the knee boots feature a super soft latex insole, non-slip rubber out sole.The side zipper allows for easy on and off, while the non-slip rubber out sole boosts your confidence with every step.The soft latex insole provides long-lasting comfort.The chunky high heel adds height to your stature and brings a sense of security, allowing you to exude charm and confidence in various occasions.