Vacuum cleaner parts for Irobot Roomba 805 860 870 - 13 piece replenishment setThe replacement parts fit for iRobot Roomba 800 900 Series 850 860 861 866 890 891 894 880 870 971 980 960 961 964 990 995 vacuum cleaner.Highly Efficient Hepa Filter - Normally we need to change the HEPA filter every 2-3 months, this filter paper is made of PM2.5, prevent secondary pollution, effectively protect motor from inhaling tiny dust, prolong the servie life ,which is to extend the service life of the sweeperSoft Rubber Tangle-free Debris Extractor - To use AEROFORICE rubber brush, exclusive roller design, very soft wear-resistant rubber, special grain, completely solves the winding problem, higher garbage capture rate, zigzag tread design on the roller brush, strongly decompose the debris, break the hair, also 99% hair will be removed. Compared with previous generations, the 800 & 900 series performance is improved 51%, much effective, higher performance.Side Brush - Symmetrically brushing hair,strong anti-winding structure, closely fitted with the side brush suction,gold tilt angle of the rubber arm,effectively rubbing the rubbish into the main brush. The side brush will not scratch the floor and furniture, greatly ensure the safety and cleaning effect during the process of the useIntimate Screws - The accessaries comes with screws, it can effectively provent the temporary awkward purchase of screws when disassembly the sweeper if lost, more convenient and comfortable. Replacement kit includes 1 x set tangle-free debris extractor & 3 x Hepa filter & 3 x Armed Side Brushes & 5 x screws