General description For the X50 Ultra Robot Vacuum, this Roller Brush & Filter Kit is designed to enhance the cleaning performance of your device. Made from high-quality materials, it ensures durability and efficiency in maintaining a clean home. Technical specifications Material: Plastic Package Contents: 1 pair of main brushes, 6 side brushes, 6 dust bags, 4 filters, 8 mop cloths Measurement allowed error: +/- 1-3 cm Other information Color may vary slightly due to light reflection and different displays.