Brand new, high-quality materials, well-made, durable, and highly matched with the equipmentClean accessories keep your home robot at peak performance. Accessory contents are easily removed and replaced as part of routine maintenance. Also reduces the infiltration of dust, pollen and other allergens into the air you breatheIn order to achieve the best cleaning and filtering effect, cleaning accessories should be replaced every 2-3 months according to the frequency of useCan greatly improve air quality and reduce particle size up to 99.97%. Helps remove household dust, pet dander, and moreSay goodbye to odors, the pre-filter can help reduce unpleasant odors from pets, smoke, cooking fumes, and a variety of household products and chemicalsApplicable to Irobot Roomba i7 i7 i34j7 j7 plus i6 i8 plus E5 E6 E7.Material: Plastic+rubbercolour: Green+blackPackage Contents:4 x main brush10 x side brush10 x filter5 x dust bag1 x cleaning brush1 x bolt driverOnly the above package content, 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 measurement allowed error is +/- 1-3cm.