[]: Compatible with E-series E5 (E5134) E6 (E6198) E7 I-series i7 (7150) i7+i7+(7550) i1+(1552) i4+(4550 4552) i3+(3550) i6+(6550) i8+(8550) j7+(75%). This equipment is as good as the original equipment, with installation and convenient installation.[Three effect filtration technology]: Two high- rubber brushes are perfectly matched, one for removing dirt and the other for cleaning dirt. Innovative side brushes can penetrate into corners and edges to remove more hair debris. The cleaning filter can block 99.97% of pollen, dirt, dust, pet dander and other particles as small as 0.3 Micrometres.[Easy to clean and replace]: Quick and easy to replace without tools. Clean and replace parts regularly to suction and prolong service life. For best results, the edge brush and filter should be replaced 2-3 months. The multi surface rubber brush shall be replaced 6 months.[High materials]: use high-strength environmental protection materials to better your 's health. replacement brushes and will be your to keep your 's room clean [Buy with ]: The are made of high-strength environment-friendly materials to the best performance and a healthier .color:GreenMaterial:plasticPackage Contents:4 x rolling brush8 x filter8 x side brush8 x screw2 x cleaning toolOnly the above package content, other are not included.Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.