Shark Rotator Pro Lift-Away NV500 NV500CO NV500W NV501 NV502 NV503 NV505 NV550 NV552 HEPA Filter & 2 Foam & Felt Filter Kits, Fits Shark Rotator Pro Lift-Away NV500, Compare to Part # XHF500 & XFF500 (Shark Filters Xff500 compare prices)