Compatible models: the 18-piece accessory set compatible with iRobot Roomba Combo Essential Y0112/Y011240/Y0110/Y01040/Y014020 robot vacuum cleaner. This set works just as well as the original, fits perfectly, is easy to install and can clean almost all floors particularly gently without damaging the surface. Premium main brush: The main brush is made of high-quality materials and can sweep dust into the bin to prevent hair tangles. Wipes: Our wipes have excellent water absorption properties when wiping dirt and water stains. Can easily remove various stains. It can also help you clean hard-to-reach areas. HEPA filter: keeps the robot clean and at the same time reduces the penetration of pollen and other allergens into the breathing air. To achieve the best cleaning and filtering effect, the filter should be replaced every 2-3 months per frequency of use. High cost performance: Our set contains 2 roller brushes, 4 HEPA filters, 4 mop pads, 6 side brushes, 1 cloth and 1 cleaning brush. This accessory not only corresponds in performance and quality to the original accessories, but is also cheaper. Quality service: if you have any questions, please feel free to contact us, we will serve you wholeheartedly.