【Perfect Compatibility】Suitable for the Karcher models WD4, WD5, WD6, KWD4, KWD5, KWD6, KNT4, MV4, MV5, MV6, WD4.000, WD4.200 to WD5.800, WD5.999, SW5. 100, SE6.100, Wet4- , WD5-, WD5/P. 【Device type】Kärcher Original KFI 487 fleece filter bag, developed to fit Kärcher wet/dry vacuum cleaners and vacuum cleaners from Kärcher. < p>【High Filter Technology】Premium WD5 filter bags are made of 2-layer micro-filtration paper and environmentally friendly materials, which can effectively filter out 99.99% of dirt and dust particles (pollen and dust mites). To protect the filters for Karcher cleaning performance, change every 2-3 months. 【Excellent quality and easy to install】The Karcher fleece filter bag KFI 487 is made of sturdy and environmentally friendly materials of high quality and durability . It is easy to assemble and disassemble. Simply remove the used vacuum cleaner filter bag and replace it with a new one. The practical flap cap ensures that dust and dirt are safely enclosed in the