Kit for Shark Navigator Lift-Away NV350, NV351, NV352, NV355, NV356, NV356E, NV357 Pre-Filter Kit (Containing 1 Foam and 1 Felt Filters) + 1 Hepa Filter Replaces Shark Part # XFF350 & # XHF350 1 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 Replaces: Shark Euro-Pro Part Number XFF350 & XHF350