Kirby Micron Magic Micro Allergen Plus HEPA Vacuum Filter Bags.Kirby Micron Magic HEPA Filter with Micro Allergen Plus Technology.Universal Collar For Avalir, Sentria, Generation 3 4 5 6 Ultimate G, UltG, Diamond Edition, DE, Machines.Reducs common household dust, pollen, mites, and other particles.Electrostatically charged material traps micron particle matter.To maintain HEPA filtration, use only GENUINE Kirby filter bags.Kirby's Ultimate Filtration Bag For Your Home and Family.Universal Style Fits Both F-Style and Twist-Style Kirby Models.Your choice of 2 or 6 Bags in Package.Manufacturer Part No: 205814A.K-205814, 204814A.K-204814