General description High quality 18-piece HEPA filter set designed for Roborock S8, S8 PLUS, S8+, S8 Pro Ultra, and G20 vacuum cleaner robots. These filters are made from durable materials and are essential for maintaining optimal cleaning performance while reducing the penetration of dust, pollen, and other allergens into the air. Technical specifications Material: Plastic Color: White Package Contents: 18 HEPA Filters Measurement allowed error: +/- 1-3 cm Usage To achieve the best cleaning filter effect, it is recommended to replace the cleaning accessories every 2-3 months, depending on the frequency of use. Regular replacement ensures your home robot runs at its best. Other information Note: Light reflection and different displays may cause the color of the item to differ slightly from the actual product.