【High-Quality Material】The dust bag for iRobot Roomba is made of 2 layers of non-woven fabric and 2 layers of melt-blown fabric, which is robust and durable, not easy to tear, will not be punctured by sharp debris inside, and effectively filters 99.97% of dust and airborne particles without increasing dust circulation and damaging the vacuum cleaner. 【Leak-Proof Improvisation】The handle's push-pull design has a strong seal to ensure that all dust collected by the robot vacuum cleaner is stored in the i7 dust bag, protecting the motor's lifespan and your home from dust pollution. 【Easy Installation】The i7 dust bag is easy to install. Simply remove the used bag and replace it with a new one. It is recommended to change the bag every 2 to 3 months to maintain performance and extend the life of your vacuum cleaner. 【Extra Large Capacity】The kit includes 10 dust collection bags compatible with iRobot Roomba i7, with large internal space, the bags can hold up to more than 30 bins of dirt, dust, and hair, preventing clogging of the iRobot dust bag accessories and extending its lifespan.