Made of high quality material, durable and practical to use. Keep your home robot operating at peak performance.Side brushes are easy to remove and replace as part of routine maintenance.Filters maintain cleaning performance while reducing infiltration of dust, pollen and other allergens into the air you breathe.For best results, filters should be replaced every 2 - 3 months. Accessories parts are durable and easy to install.Fit For Xiaomi Roborock T7 T7plus T7S T7Splus S7 Robotic Vacuum Cleaner.Vacuum part type: brushVacuum Part Type: FiltersMaterial:plasticcolour:As shownPackage Contents:2 x roller brushes3 x filters4 x rags3 x dust bags4 x side brushesOnly 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.