High Performance Allergen Filtration Cloth HEPA style vacuum bags fit Hoover Type Q, or Style Q, Part AH10000 by Envirocare. They have the cardboard collar which allows you to seal the bag closed before disposing of it, preventing a face full of dust and debris. Envirocare Allergen Vacuum Bags capture 99% of all airborne allergens, and are 40% more efficient at dust retention then standard paper bags, and 25% more efficient then Micro-Filtration Bags. These Hoover Q Bags fit all Hoover Platinum light weight uprights, including; UH30010COM, UH30010, and UH30015.