These are 10 generic Pro-Team commercial backpack vacuum cleaner bags for the following ProTeam vacuum models; Super QuarterVac, QuarterVac, ProVac, TailVac, QuietPro BP, and GoCart Vac. Each bag contains 496 Sq. In. of filter media, and has a 6 quart capacity. Also Fits the Alpine models. Satisfaction Guaranteed on Size, Fit and quality of these high efficiency replacement bags. 10 Bags per package.