Suitable for Roomba 800/900 series vacuum cleaner accessories Suitable for iRobot Roomba 800 series and 900 series robot vacuum cleaners The refill includes four high-efficiency filters, six side brushes and two replacement extractors. With this set, you will get everything you need to maintain the cleaning performance of the robot. Tangle-free debris extractor: innovative technology shows strong quality, durable and not easily broken. The dual vacuum cleaner has durable rubber profiles that can remove dust and dirt from different directions and from any type of floor in Abbaut Quality: This replacement filter iRobot Roomba HEPA filter is made of high-quality PC and is full of high-efficiency filter materials. Filter: Maintain Roomba's cleaning performance and help reduce dust and other allergens in the air 100% Satisfaction Guarantee: If you have any questions about the product title, please feel free to contact us, we will try our best to meet your needs, thank you. Color name: D Roomba 246 Suitable models: Recommendations for iRobot Roomba 800/900 series: We recommend that you clean all iRobot Roomba spare parts 13 times. (Depends on the amount of dirt and debris in your home). It is best to replace spare parts every 1 to 2 months to make your domestic robot run at its best performance. What's in the box: You will receive everything you need to maintain the cleaning performance of the robot. The replacement kit includes: 2 x Tangle-free Schlackenextraktor brushes Four side brushes 6 x Hepa (high efficiency particle trap) filters