Suitable Models: fit for Black&Decker DustBuster PVF110, PV1210, PV1020L, PV1200AV, PV1420L, PV1820L, PHV1810, PHV1210, PD11420L, PD1820LF/G vacuum cleaner. The filter is made of high-strength environmentally friendly materials and adopts a pleated filter design to increase the filtering area and reduce clogging. The replacement filters can be cleaned and can be reused, Allows you to spin while it is dry. We recommend that you replace the vacuum replacement filter regularly and rinse with soapy water and come clean, it's convenient to clean. Replace it every 3-6 months to maintain the best performance of your vacuum cleaner. Package including : 4 x Filter.