Hoover High Efficiency Final Filter, 40110001 HOOVER wind tunnel replacement filter, for self Propelled wind tunnel upright vacuums Adds Extra shine to your product Manufactured in China For everyone who values clean air For use with WindTunnel vacuums U5395-900 (2910-0849) Traps 100% dust mites and their eggs Traps 99.98% ragweed pollen and common grass pollen using an electrostatically charged liner Type Y