Ships From Hong Kong. Made of high quality Polyvinyl chloride(PVC) material, this shoe covers is perfect for protect your shoes or boots in rain day. Wear-resisting and non-slip soles give you more security. The height of shoes tube is about 21cm, and the length of sole is 28.5cm, which is equivalent to US shoe size 7.5~8.5( ladies). It is not suitable for high heels.