What's In The Box: 2 x Foam Filters. Each package includes two foam filters, meeting your long-term replacement needs
Compatible Models: These Replacement Parts are Compatible with Electrolux PF91 Vacuum
Efficiency and Performance: The PF91 Foam Filter captures up to 99.97% dust, dirty, pet hair, and small particles
Maintenance: To keep your vacuum cleaner running at peak performance, Please clean the PF91 filter once per week (twice per week in homes with pets) and replace it every 2-3 months
Shipping and Installation: Shipping with a box to prevent from being damaged in transit. It is easy to be replaced and installed on your vacuums