Cabiclean Foam Sleeve Filter for Shop-Vac 90304 90350 90333 Replacement for Most Wet/Dry Vacuum Cleaners 5 Gallon and Above, Compare to Part # 90304, 90585 (2+4) - Amazon.com
Amazon.com: HQRP Cartridge Filter 2-Pack compatible with Shop-Vac SL16-575A SS11-450 SS12-300A SS14-350A SS14-550A SS14-600C Vacuum Cleaner : Home & Kitchen