High quality brand new material, well made, durable and well matched with the equipment. Clean accessories help your home robot perform at its best. Accessory contents are easily removed and replaced as part of routine maintenance. Cleaning accessories keep your robot clean while reducing the infiltration of dust, pollen and other allergens into the air you breathe. To achieve the best cleaning filter effect, cleaning accessories should be replaced every 2-3 months depending on the frequency of use. HEPA filters can greatly improve air quality by reducing particle size by up to 99.97%. Helps remove household dust, pet dander, etc. Say goodbye to odors, pre-filters can help reduce unpleasant odors from pets, smoke, cooking fumes and a variety of household products and chemicals. Color: black and yellow Material: plastic Package Contents: 1 x self-cleaning roller brush 4 filters 6 side brushes 2 x foam filter and felt filter 1 x pre-filter 1 x black filter 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.