Eureka Style "AA" Smart Choice Allergen Vacuum Bags - 3-Pack Fits Eureka Victory 4300, 4400, 4600 Series and Self-Propelled 5180 Series and Sanitaire SC4570 & S4170 - Filteraire bags retain up to 99% of pollens, 98% of selected bacteria and 95% of all yeast and fungi that would normally be put back into the air in your home after vacuuming with standard dust bags. Allergen bags trap 5 times more of these particles than standard dust bags.