HQRP 4-Pack Foam Filter Sleeve for Shop-Vac QAS60, QAL80A, QAM70, QAMF60, 971-01-00, 971-02-00, 971-03-00, 971-04-27, 971-05-00, 971-06-00 AllAround Wet Dry Vacuums + Coaster HQRP&reg; 4-pack Foam Filter Sleeve Replacement + HQRP&reg; Coaster; Use on filter cage for vacuuming water, for picking up wet messes when used alone. Also required when using reusable disc style filters. Replaces Shop-Vac Foam Filter Sleeve Part # 9058500. Required unless you are using a cartridge filter. 100% Compatible with Original filter. 2 weeks DOA replacement warranty!