Anti-winding roller to prevent hair knotting, making disassembly and assembly easier. Easy to effectively remove dirt, dust and trash from corners and sides, especially your hair and pet hair. Does not damage the floor and furniture and ensures quiet operation. Soft texture, good for the floor surface Suitable for Xiaomi Dreame V9 V9P V10 vacuum cleaner Note: The data are all measured manually, please allow 1-3cm error Due to differences in light and display, there may be some color differences, please refer to the actual item received.