Composite paper dust bags, dual filter dust, high filtration efficiency, effectively inhibit bacterial survival, one-time use, environmental health.Organizational structure of paper bag is relatively , dust filtration efficiency is much greater than the bag to prevent particles of dust into the motor room, high-speed operation of motor damage.These dust bag are easy to remove and replace,it is really essential and beneficial to replace the dust bags frequently will help to clean the house interior environment.colour: as shownMaterial: paperPackage Contents:30 x Dust BagsOnly the above package content, other products are not included.Note: Light 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.