- For excellent suction ,- 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 seal ,Suitable for Rowenta vacuum cleaners: ,- Silence Force 4 A ,- Silence Force ,- Extreme A 4 ,- Compact Power ,- RO 3900 - 3999 Compact Power ,- RO 6300 - 6399 Silence Force Compact ,- O 6400- 6499 Silence Force ,- RO 6800 - 6899 X - Treme Power , ,Suitable for Moulinex vacuum cleaners: ,- MO 3900-3999 - Dust Seal: Yes ,- Exhaust Air/Motor Filter: Trimmed to Size ,- Material: MicroMultiVlies ,- Number of Vacuum Cleaner Bags: 4 ,- Air/Motor Filter W x H: 137 x 215 mm ,- Length (Bag): 28 cm ,- Retaining Plate W x H: 144 x 89 mm ,- Width Bag: 27 cm 2 years legal warranty only