These Miele vacuum cleaner bags filter up to 99.99% of dust particles from the air, helping to protect your vacuum's motor. The multi-layer material reliably catches air pollutants, perfect if you suffer from allergies. Their 3D airflow design distributes dirt evenly until the bag is completely full, so you won't need to change it as often. The HyClose self-sealing collar shuts the bag automatically when removed, trapping dust securely in the bag. An AirClean exhaust filter is included in the box to help improve your vacuum's performance. Features: Made of 80 % recycled material – Miele’s most environmentally friendly bag ever. Auto self-sealing collar for hygienic disposal. Best in filtration performance thanks to the Miele AirClean system. Combination of >99.99% filtration plus recycled materials is best-in-class performance and unique on the market. Contents: 4 dustbags, 1 motor protection and 1 exhaust filter Incl. for Guard M1. Specifications: Dimensions: H:23.2 x W:17.7 x D:20.2 cm. Weight: 0.6 kg. Guarantee: 1 year. Model Number: 12557080.