Works with Shark Rotator Lift-Away ADV DuoClean PowerFins LA502, LA500 Upright Vacuums. And Shark Navigator Lift-Away ADV LA300, LA301, LA322, UV850 Upright Vacuums. Compare to Part: # XFFK320. Package Included: 2 × Foam & Felt Filters, Please confirm the measurements of the filter before purchase. Felt Filter measures 4.9" x 4.3" app Foam Filter measures 4.84" x 4.3" x 0.98" aa