Regularly changing your vacuum bags not only keeps your vacuum working at its best, but it also improves the air quality inside your establishment. You can eliminate the need to change bags so frequently by using ProTeam 100431 vacuum bags in your 6 qt. backpack vacuum cleaner. The Proteam bag features a thick, double pleated design that holds more dirt and particles before needing to be changed. Not only that, this bag can be emptied and reused several times. Thanks to the open collar design on these bags, you can easily empty them once they get full. Reuse them several times before discarding and save yourself the hassle of buying new bags. Use this bag with select Proteam 6 qt. backpack vacuums. Keep an extra pack on hand so that you never run out at an inconvenient time.