HQRP 2-Pack Cartridge Filter and 2-Pack Foam Sleeve for Shop-Vac 610-12-10 610-50-10 610B 84L250B 850-01-10 850-02-10 Vacuum Cleaner Coaster HQRP&reg; 2-Pack Cartridge Filter and 2-Pack Foam Sleeve plus HQRP&reg; Coaster; HQRP filters are washable and reusable! Cartridge Filter Dimensions: diameter: 7.4"; height: 6.7"; 100% Compatible with Original filter; 2 weeks DOA replacement warranty!