HQRP Filter 2-Pack for Hoover U5161900 U5161-900 U5162900 U5162-900 U5163900 U5163-900 Fold Away Widepath Bagless Upright Vac Vacuum Cleaner Foldaway Coaster HQRP&reg; Two Washable & Reusable Hepa Filters Replacement plus HQRP&reg; Coaster; This filter is HEPA filtration class H12 and retains 99.97% of particles down to 0.3 micron. 100% Compatible with Original filter; 2 weeks DOA replacement warranty!