Don’t be fooled by other generic paper vacuum filter bags. Maximize your cleaning efficiency by using only genuine ProTeam filters. To safeguard the Indoor Air Quality of your facilities and to optimize the performance of your vacuum cleaner, change filters once they are half full. Fits 10 quart triangular backpack vacuum and come in a pack of 10. Fit Super Coach Pro 10 and GoFit 10 backpack vacuums.