- For a powerful suction performance ,- MicroMultiFleece with a filtration of 99.9%, prevents germ formation and mould growth, the multi-layer structure effectively traps fine dust and allergens like pollen and mites ,- With dust closure ,- Suitable for the majority of canister vacuum cleaners with a 20 l dust container - Dust Seal: No ,- Exhaust Air/Motor Filter: Not Needed ,- Material: MicroMultiVlies ,- Number of Vacuum Cleaner Bags: 3 ,- Length (Bag): 49 cm ,- Retaining Plate W x H: 130 x 100 mm ,- Width Bag: 48.5 cm 2 years legal warranty only