General description Keep your home robot vacuum running at peak performance with the Rolling Brush Pet Brush HEPA Filter Vacuum Cleaner Replacement Accessories. This set includes essential components designed to maintain the cleaning efficiency of your vacuum while minimizing the infiltration of dust, pollen, and allergens into the air. Technical specifications Color: as shown Material: plastic + soft velvet Package includes: 3 x Pet Brush, 3 x Filter, 1 x White Cleaning Brush Measurement error: +/- 1-3 cm Usage For optimal performance, it is recommended to replace the brushes and filters every 1-3 months.