SyntheticRubber soleHeel measures approximately 4 inchesHEEL MEASUREMENT: 2 inches(5 CM) and 4 inches(10 CM) are available for your choice. Please order ONE SIZE UP for the Wide Feet.VEGAN MATERIALS: In a Synthetic material finish, these mules give a sexy and confident edge whilst also offer extra support. YDN shoes also use the durable rubber on the shoe??s sole, which provide the excellent comfort with no slippery bottom.TREND DESIGN: The fashion open toe mules are essential ladies accessory to instantly make your legs longer and slim,adding the classic style to prom,party or office.EASY TO MATCH: These stylish sandals are composed of the open toe, polka dots, straps and the different heels, its easy to match your dress, trousers or any outfit. Modern Heels are efficient to slip on or off your feet all day and night, it fits the true to size.SATISFIED SERVICE: All YDN shoes are finished by strictly handcraft Customization service of size, color, height or more are available.