[Compatible model] Replacement filter for 2 series seamless vacuum cleaners (BGC05...,BGS05 ...). Applicable to bgc05a220a, bgc05aa1, bgc05aa2, bgs05a220, bgs05a221, bgs05a222, bgs05a225, bgs05aa1, bgs05aa2. Part number is 17006053-17001740-12025213. (Note:Please confirm the vacuum cleaner model before purchasing) [Exhaust filter filters tiny dust particles to clean the air] The filter is made of high-quality filtering materials, and filters tiny dust particles such as dust, , smoke particles, pollen and mold from the exhaust gas of the vacuum cleaner. [Washable] The filter of the dust box is washable, so it can be used for a long time (gently wipe off the filter in advance to remove rough dirt). Precautions for replacing the filter: Do not insert the filter in the dust box unless it is dry. Since the filter set contains two filters, you can use the second filter and clean the first filter at the same time. [] The exhaust filter should be replaced at least once a year, because the