Felji HEPA, Foam & Felt Filters for Shark Navigator Lift Away NV350-370, XFF350, XHF350 1 Shark Navigator Lift-Away Washable Foam and Felt Pre-Filter Replacement Kit & 1 Hepa Filter Fits the following Shark Navigator Lift-Away Models: NV350, NV351, NV352, NV355, NV356, NV356E, NV357 Absolutely Essential for Allergy Sufferers! Traps 99.97 of airborne particles Replaces: Shark Euro-Pro Part Number XFF350 & XHF350 High quality replacement Shark Navigator Lift-Away filter kit designed to fit Shark NV350 NV351, NV352, NV355, NV356, NV356E, NV357 UV440. This kit Includes 1 Hepa Filter that compared to Shark part # XHF350 & 1 Foam Filter and 1 Felt Pre-Filter that compared to Shark part # XFF350 & XFF350NZ.