Usage Tips:Wide Compatibility: Dust bag compatible with for Hoover H81/H81 Pure Epa/Telios Extra. (Please confirm your robot model before purchasing!)Large Capacity: The dust bag is 31x26cm, large size, can be used for up to 8 weeks. Buying a set of vacuum cleaner bags can be used for 1 year, which is very economical.Excellent Filtration Performance: Dust bag filter bags are made of melt-blown fiber filter layer and non-woven fabrics, which can effectively filter 99.99% of dirt and dust particles (pollen and mites), do not increase dust return and damage. The vacuum cleaner and then affect the suction energy.Easy Installation: Simply remove the used filter bag from the vacuum cleaner and replace it with a one. The closure mechanism ensures that the dust remains in the bag when the vacuum cleaner bag is thrown away. This means that the interior, especially the motor, of your appliance remains protected from dirt.Replacement: Changing the filter bags regularly can maintain the performance and extend the life of your vacuum cleaner. We recommend replacing the vacuum cleaner bags every 2 to 3 weeks to maintain the performance of your vacuum cleaner.Colour:As ShownMaterial:Non-woven fabricsPackage Contents:14 x dust bagOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.