1. Enhanced cleaning efficiency: The thick and soft bristles of this roller brush can deeply clean the floor and effectively remove stubborn stains, ensuring that every area the robot passes through is thoroughly cleaned. 2. Protect the bristles: The soft bristles can effectively clean without damaging sensitive surfaces such as wood or marble. It is suitable for a variety of home environments, and the powerful cleaning function makes home cleaning more time-saving and labor-saving. Suitable for a variety of floors such as tiles, marble, and wooden floors. 3. materials: This accessory is made of materials that can easily pick up and break down all types of floor dirt and debris. And it can be washed and reused. The design ensures long-lasting performance and reliability when dealing with cleaning challenges. 4. Easy and quick installation: This roller brush is simple in design and can be quickly installed without any tools. It is an ideal solution to restore the vacuum cleaner to its best working condition. 5. Cleaning suggestions: Regular cleaning and replacement of accessories can significantly extend the life of the device. By maintaining optimal function, these accessories can that your vacuum cleaner operates at optimal efficiency and potential expensive maintenance costs. Function:Consumables Use environment:Home use Colour:As Shown Material:Plastic+sponge Package Contents: 2 * Roller Brush 8 * Sponge Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.