Compatibility --- Replacement parts compatible with DC40 vacuum cleaner PREMIUM MATERIAL - The products are made of high-strength and environmentally friendly materials to ensure optimal performance and a healthier lifestyle. The accessories are easy to effectively remove dirt, dust and debris from corners and edges. Especially your hair and pet hair Maintenance - Keep your robot in optimal working condition by changing the consumable replenishment kit every 3 to 6 months, depending on your usage frequency. The powerful cleaning function makes household cleaning more and less laborious. It is suitable for a variety of floors such as ceramic tiles, marble and wooden floors Name: For Vacuum Cleaner Accessories Type: Vacuum Cleaner Accessories Type: Main Brush Vacuum Cleaner Part Type: Brushes Type: Vacuum Cleaner Parts Application: Wooden floor, ceramic tile, marble, etc Applicable occasions: living room, bedroom, kitchen, etc color: gray Material: plastic Package Contents: 1 x Roller