Vacuum cleaner parts for iRobot Roomba 800 900 series - replacement kit for models 850 860 861 866 870 880 890Perfect Compatible: Replacement Accessory Kit Compatible for iRobot Roomba 850 860 861 864 866 870 871 880 890 891 & 900 series 960 961 964 980 981 985 etc vaccum cleaning robots.<br> Innovative Design: Dual counter-rotating extractors incorporate a durable rubber tread design, Soft and wear-resistant rubber, special texture, completely solve the problem of winding, which grab and break down dirt and debris from smooth floor easily.<br> Hepa Filter: Made of high strength and eco-friendly material, remove any hair or debris, the purification efficiency is as high as 99.98%, filter tiny particles to make the released air more fresh.<br> Replace: We need to replace accessories every 3-6 months to keep the vacuum cleaner in top working condition, Contains everything you need to help maintain Roomba.<br> color:Photo color<br> Material:plastic<br> Package Contents:<br> 2 x Roller brush<br> 4 x Side brush<br> 4 x Filter<br> 4 x Screw<br> 1 x Roller<br> 2 x Cleaning tool<br> Only the above package content, other products are not included.<br> Note: Light shooting 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.