Hoover HEPA Vacuum Bags TYPE Y & Z for Hoover Upright Vacs, By VacSure (6) HEPA Filtration Vacuum Bags Designed to fit Hoover Style Y & Z High quality Hepa vacuum bags Ideal for asthma and allergy sufferers, captures 99.97% of dust and pollen Will not tear during use. Improves vacuum peformance Six bags in package - easy to install