Hoover Type S Anti-Bacterial Vacuum Cleaner Bags (10-pack) - Fits Hoover Futura/Spectrum/Powermax,KillDirt,4010100S" /> Hoover Anti-Bacterial Vacuum Bags Type "S" - 10 in a pack Fits Hoover Spectrum, Hoover Futura, Hoover Powermax Capture Microscopic Particles, Germs, and Bacteria as small as 0.1 micron. 99.7% filtration - Captures microscopic particles, germs, and bacteria as small as 0.1 micron. Double Effective Bag Capacity.