Fangrui Product Details 1. New, high-quality materials, well-made, durable, and highly compatible with the equipment. 2. Clean accessories help maintain your home robot's performance. As part of daily maintenance, the accessories are easy to remove and clean. At the same time, they reduce the infiltration of dust, pollen, and other allergens into the air you breathe. 3. To achieve optimal cleaning and filtering performance, replace the cleaning accessories every 23 months depending on usage frequency. 4. The filter captures dust, dirt, and other impurities inhaled by the sweeping robot, helping keep the robot clean and operating normally. The filter also prevents dust and debris from entering the motor and other internal components, thereby extending the robot's service life. Color: as shown Material: plastic Slight differences in accessories do not affect functionality. Package Contents: 1 x Main Brush, 4 x Side Brush, 4 x Filter, 4 x Mop Cloth, 4 x Dust Bag Note: Only the items listed above are included; other products are not included.