1Vacuum cleaner filter element, uses highquality ABS material, durable and longterm use. 2Filter fine dust, reduce dust, pollen and other allergens into the air you breathe. 3Easy to install and disassemble, which can improve the cleaning efficiency of the vacuum cleaner. 4A perfect replacement for vacuum cleaner filter element with high filtration efficiency. 5Suitable for KARCHER A/WD series vacuum cleaners, for MV3 MV2 A2004 A2054 A2204 A2656.