Complement your cleaning collection with the RYOBI Stick Vacuum Replacement Filter. Easily remove the filter from the dust cup by pulling on the blue tab. This filter can be washed with soapy water and must air dry for at least 24 hours before being used again. Replace your filter every 3-6 months for best vacuum performance. This replacement filter is compatible with the following RYOBI 18V ONE+ Stick Vacuums: PCL720, PBLSV716 and PBLSV717.