Optimal Filtration: Enjoy superior fine dust filtration for your Miele TriFlex HX1 FSF Pro Cat Dog Cordless Stick Vacuum Cleaners with this 4 PACK of HEPA vacuum filters and Pre-Filters | | Compatible Replacement: Designed to perfectly fit Miele TriFlex HX1 FSF Pro Cat Dog models, including part numbers #11289902, #11385020, and #41996704EU1, ensuring seamless compatibility and hassle-free replacement. | | Improved Air Quality: The advanced HEPA filtration technology effectively captures and traps fine particles, and dust, promoting cleaner air in your home and contributing to a healthier living environment. | | Long-lasting Performance: Each filter is crafted for durability, providing long-lasting performance to maintain the efficiency of your Miele TriFlex HX1 vacuum. Keep your vacuum operating at peak performance with these quality replacement filters. | | Easy Installation: Installing these replacement filters is quick and simple, allowing you to maintain yo.