Polyurethane sole Heel measures approximately 2.9 inches". Faux suede and soft PU ( White & Black ), the boot will not fall off and comfortable to wear. Feature: Thigh high boots for women, side zipper to help put on and take off, platform chunky heel, lug sole, round toe. Design: Round toe and solid color are classic fashion designs, platform block heel and over the knee high can trim the shape of your legs to make your legs longer and slimmer. Match: Wear these boots with leggings or some skinny jeans or shorts or skirts while you sport a cute cargo jacket or even a pea-coat ! Occasion: The fashion knee high boots are suit for casual, formal, work, dance, theater, stage, vacation, holiday, party, date, club, school, shopping, outdoor...in fall and winter.