From the air your vacuum pulls through the bag, Filtrete Micro Allergen vacuum bags capture 94% of particles larger than 1 micron size, including dust mite debris, grass, and ragweed pollen. They also capture 57% of particles between 0.3 and 1 micron in size, including household fibers and other microscopic allergens. Fits models: Dirt Devil , Power Pak, and Can Vac series canisters. 3 bags per package. No. 65702-6: Type: F, Filtration Type: Micro Allergen, For Use With: Dirt Devil, Power Pak & Can Vac series, Pkg Qty: 3, Package Type: Box Thanks for shopping Hipp Hardware Plus's Online Store for all your DIY and Home Improvement needs. Remember Hipps Help!