The side brushes are perfectly matched and the installation is the same as the parts, which is easy to install, easy to use.The mop cloth has strong and long-lasting cleaning power, which can easily respond to various stains such as footprints on the floor, juice residue, and oil stains.HEPA filter is made of high-strength environmental-friendly materials, which can block most of dust down to 0.3 micrometer. The filter can maintain the cleaning performance of the , while reducing the penetration of dust, pollen and other into the air you breatheReplacement Filter: A dirty filter will greatly reduce suction power. Depending on the vacuuming frequency and amount of dirt cleaned, for best performance, change the filter at least every 3 to 6 months.Strong suction and sweeping of fine dust, hair, debris and other daily ground garbage. With the anti cleaning design, it is clean, less maintenance and more worry free.Applicable Models: For 4090For 4490For 4690For 5090For 5490For 6090Material: plasticcolour: Blue+whitePackage Contents: 1 x roller Brush1 x Main Brush4 x Mop Cloth4 x Filter4 x Side Brush1 x Cleaning BrushOnly 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.