Shark Pro Lift-Away Vaccum Pe-Motor and Post-Motor (HEPA) Replacement Fi…

Brand new package of 2 post-motor HEPA filters, 4 foam pre-motor filters and 4 felt pre-motor filters. Shark recommends the following schedule for average home use: Pre-Motor Filters (Foam & Felt) type XFF500: Clean every 3 months. Post-Motor Filter (HEPA) type XHF500: Clean once a year From a smoke-free environment.