Kirby twist-style paper filter bags for Generation 4 and Generation 5 Kirby Home Cleaning Systems are the economical choice for those looking to keep their home clean on a budget! These paper filter bags are specially designed for the Kirby system and keep dust, dirt, and hair contained after vacuuming. Buy Kirby Filter Bags Keeping your home clean is easy with Kirby Filter Bags! The electrostatically charged material traps soil after it is picked up from your floor. The filter keeps dirt and dust inside your Kirby vacuum bag and not in the air around your home. This lets you clean with confidence knowing that our genuine Filter Bags are removing dirt from your home. The Kirby Filter Bag is the most popular of our disposable filters. If you need replacement filters, stock up on our genuine disposable Kirby filter bags for use in your Kirby Home Cleaning System. Every single one of our Kirby bags reduces common household dust, pollen, allergens, and other particles but for the ultimate filtration, buy Kirby HEPA Filter Bags with MicroAllergen Plus technology! Using Kirby Filter Bags To maintain maximum cleaning performance, replace your filter bag before dirt reaches the FULL line. This filter fits both F-Style and Twist-Style adapters. Works with: G4, G5, Gsix, Ultimate G, Ultimate G Diamond, Sentria, Sentria II, and Avalir models