Miele Dustbag U AirClean 3D - AirClean 3D Efficiency U dustbags ensures that dust picked up stays inside the machine

* Perfect dust pick-up: Thanks to the perfect key-lock principle, no dust can get past the Miele Filterbag. * AirClean filter system: The Miele AirClean system filters more than 99.9% of all fine dust particles. * Dust-free replacement: To prevent dust from getting outside, the filterbag closes automatically when the appliance is opened. * Dust is securely contained: Thanks to several filter layers (gentle) dust that has been vacuumed up cannot escape into the room air.