This product offering consists of 15 vacuum bags which are a replacement for Kirby part number 204808. These ZVac brand vacuum bags are of a Multi-ply design which offers micro-filtration performance. The vacuum bags are manufactured with a cloth material, unlike lower quality filters constructed of mainly paper byproducts. These expertly engineered bags reduce common household allergens including dust, pollens, mites, and other particles. Product Features: - Suited for Allergy and Asthma sufferers - Expertly engineered to meet OEM standards - Quality guaranteed; Defect free - Durable for long life Note: These bags are for vacuums with an F fitting on the fill tube. This is a generic value priced product designed and engineered in the United States by ZVac. ZVac is Designed & Developed by GoVacuum of Chantilly, Virginia. Made of Globally Sourced Components. Generic Product. These are NOT OEM Kirby products, These are ZVac Brand. Kirby is a Registered Mark of The Brand Owner. GoVacuum is Not Affiliated With The Brand Owner. Marks Are Mentioned for Consumer Reference and Compatibility Purposes Only.