Arm & Hammer Premium Filtration Odor Eliminating Vacuum Bags, Hoover S Premium, 3 Pack: * Bags retain up to 100 percent of debris and pollens, plus particles 15 times smaller than the diameter of a human hair * Baking soda particles neutralize odor bearing chemicals * Releases clean, odor free air into your home as you vacuum * Pack of 3 bags * For use in Hoover Canisters using S bags, including Commercial Shoulder Vac Portable, Futura, PowerMAX, Spectrum, TurboPower 2000, 5000, 6000, 7000 and WindTunnel Canisters