The second level of ProTeam's Four Level Filtration, Micro Cloth Filters are essential to helping collect at least 99.9% of indoor pollutants one micron or larger. Help eliminate pollens, spores and microscopic particles in your vacuum cleaner with this ProTeam Micro Filter Cloth Bag. It features a filtration system that separates bacteria, spills, dust mites and other microscopic particles. Dimensions are 12" in length with a diameter of 6". Can be used with ProTeam's 6 qt. round backpack vacuums; Super QuarterVac, TailVac, QuarterVac, ProVac, QuietPro BP, AviationVac, GoCartVac and GoVac BP. This 6 qt. micro cloth vacuum filter will rid your space of dirt effortlessly.