Kirby Micron Vacuum Bag, 9-Pack is designed to trap dust and pollen particles as small as 0.3 microns, providing a thorough and efficient cleaning experience. These vacuum bags help maintain optimal performance by ensuring your Kirby vacuum runs at its when changed regularly. They are compatible with Kirby Generation 3, 4, 5, and 6 models, making them a reliable choice for keeping your home clean and allergen-. Model Number: