Compatible with: for Shark Navigator NV105, NV100 26, NV100, NV105 26, NV106, UV300, UV300 26, NV450 NV480 26, NV482 26 NV450 NV451 NV472 NV481 NV482Upright Vacuum Cleaner Part Number: # XFF450, XFL100 Package Includes: 4 Sets Foam & Felt Filter Product Details： 1.Compatible with: For Shark Navigator Light: NV100, NV100 26, NV100C, NV105, NV105 26, NV106,UV300, UV300 26 For Shark Rotator Professional NV450 NV451 For Shark Rocket Professional NV472 NV480 NV480 26 NV481 NV482 For Shark DuoClean Slim NV200 NV200C NV200Q NV201 NV202 NV202C For Shark DuoClean Slim Upright Vacuum: QU201QBL, QU202QBL, QU202QPL, QU202QRD, QU202QS,QU203QBL,QU203QPL,QU203QRD,QU203QS 2.Part Number: # XFF450, XFL100 Features: 1.Same Size & Thickness as Original: The same size and thickness as original filters, make sure the filters are compatible with the shark machine; The seal is just right and will not be very tight, same the suction as original. The air circulation is good and it can be easily pulled out without damaging the machine. 2.High Quality and Long Life Warranted. Washable & Reusable; It is recommended that the filter be cleaned every 1-2 months for best performance, and make sure they are dry before re-installing. Having a second filter set on hand is an excellent way to prevent down time while filters are drying. 3.Find My Model Number 1. Check your box, On the bottom of your box, you should see the model number near the bar code. 2. Check your unit, The main body of the vacuum (back of the unit) should have a rating label that features your model number. 3. Check your manual, Your product's model number is listed on the front cover of your instruction booklet. Package Includes: 4 Sets Filter