SHARK Type XFF80 Filter Kit (1 Foam & 1 Felt) for Shark Navigator NV80, UV420 Series Upright Vacuum Cleaners. Genuine Gold Line filters. Compare to Shark XFF80 filters Washable and Reusable filters designed to fit Shark Navigator NV80 Series and Navigator Professional UV420 Series Upright vacuum models Engineered with care and expertise to exceed OEM standards Gold Line products are backed by our Money Back Guarantee on quality and fit Designed and Produced by Gold Line- Look for the Gold Line label to ensure authenticity!