Xiaomi Vacuum Cleaner P30 Filter KitXiaomi Vacuum Cleaner P30 Filter Kit Eco friendly, removable and washable filters (includes pre filter x2 + post filter x1) Pre filter The pre filter acts as a barrier during the filtration process, intercepting particulate debris and preventing foreign objects from entering the motor or clogging the post filter. Post filter The post filter is folded multiple times to form a tight composite structure, ensuring highly efficient filtration. The vacuum