It is strongly recommended that you replace the filter every 3 to 6 months for optimum performance of your Shark vacuum.
Specification:
Condition: 100% Brand New
Material: Plastic/Foam
These filters can be washed and reused
Compatible with Shark Navigator Lift-Away models:
NV350, NV350A, NV350E, NV350Q, NV350T, NV350W, NV350WC, NV350WM,
NV351, NV351, NV352, NV355, NV356, NV357, NV360, NV370, NV391, NVLFT199, UV440, UV540
How to find the model number
1. Tick your box
On the bottom of the box, you should see the model number near the barcode.
2. Check your unit
The body of the vacuum cleaner (the back of the unit) should have a nameplate with your model number on it.
3. Check your manual
Your product model number is listed on the front cover of the instruction manual.