[ COMPATIBLE ] :replacements parts are compatible with Xiaomi S50 S51 S55 S5 S6 and E35 E25 E20 robot. Keep your Vacuum operating at peak performance For best results, accessories should be replaced every 2 - 3 months.[ ENGINEERED DESIGN]: The Xiaomi filter substantially increases the amount of dust, pollen, pet dander, and allergens captured by the innovative filter design.[ EFFECTIVE CLEAN ]: The main brush is made of high quality material, friendly to floor surface by soft texture. It will not scratch the floor and furniture. HEPA Filter highly prevents all dust, its filling ratio on 0.3um size particle or above reaches up to 99.2%. Reduce dust, pollen, and other allergens into the air you breathe, give you more healthy air. Side brush - Unique design, easy to collect hair and dirt. Can reach deep into corners and edges to remove more dirt, dust, and debris.Model Number: For Roborock All SeriesVacuum Part Type: FiltersType: Vacuum Cleaner Partscolour:As shownMaterial:plasticPackage Contents:3 x Side Brush3 x Hepa Filter1 x Main Brush1 x Cleaning Tool2 x Mop Cloth6 x Water Tank Filter3 x ScrewOnly the above package content, other products are not included.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.