1. New high quality materials, well-made, durable and fit perfectly with the equipment. 2. Clean accessories keep your home robot running at peak performance. Accessory contents are easily removed and replaced as part of routine maintenance. Also prevents dust, pollen and other allergens from entering the air you breathe. 3. In order to achieve the best cleaning and filtering effect, the cleaning accessories should be replaced every 2-3 months depending on the frequency of use. 4. HEPA filter can greatly improve air quality and reduce particle size by up to 99.97%. Helps remove household dust, pet dander, etc. 5. Say goodbye to odors, pre-filters can help reduce unpleasant odors from pets, smoke, cooking fumes, and various household and chemical products. Type: Sweeper Accessories color: as shown Material: plastic Package Content: 6 Filters Only the above package, 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 allowable measurement error is +/- 1-3 cm.