Replacement Dust Bags for Irobot Roomba Vacuum Cleaner

Effectively five stage filtration: Our vacuum cleaner bags are made up of 5 layers filtration system, which have the stronger ability to clean. Combining with 2 layers of superfine thickend PP non-woven fabric, 2-layer hot air cotton and 1-layer melt blown cloth, our vacuum bags for roomba bags help reduce 99% dusts and dirts.Unique self-locking collar: vacuum cleaner bags for roomba vacuum bags consist of sanitary shutters to prevent debris and dirts recirculating into the air. The unique shutter is designed to effectively lock dirts when you run the machine. The neckline of the bags for roomba bags also includes a rubber seal to make sure all of the picked up dusts are contained within the bag.Premuim technology, longer service life: Our vacuum dust bags for irobot bags use ultrasonic pressing at the joint, thus extending the service life of the product. We recommend replacing it every 3-4 weeks according to the use condition.Our automatic dirt disposal bags fits for roomba bags i & j & s series, i3 i3+, i4 i4+, i6 i6+, i7 i7+, i8 i8+, j7 j7+ i7Plus, s9 s9+ s9Plus.Colour:As shownMaterial:non-woven fabricPackage Contents:20 x Dirt Bags1 x cleaning brushesOnly the above package content, other products are not included.Note: Light shooting 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.