Compatibility: 10 vacuum cleaner bags for iRobot7 i7+ i7 Plus i3 i3+ S9 S9+ S9 Plus i4 i4+ i4 Plus i6+ i8 i8+ j7 j7+ j7 Plus E5 E6 E7 robot vacuum cleaners for all iRobot cleaning station models. The operating principle is the same as the original, a perfect replacement for the original iRobot Roomba vacuum cleaner bag, suitable as i-/s-/j-series replacement bags for iRobot Roomba. 【Sealing design】 The pull-and-push design handle has strong sealing performance, ensuring that all sucked dirt stays in the vacuum cleaner bag, reducing the risk of leakage, protecting the motor's lifespan, and preventing dust pollution in the home. 【Easy to install and replace】 The i7 filter bag is easy to install, the practical sliding panel ensures hygienic handling of the entire filter bag, just remove the used vacuum cleaner bag and replace it with a new one. It is recommended to replace the filter bag every 2-3 months, which can improve the vacuum cleaner's performance and extend its lifespan. 【Large capacity】 The high-quality PIBONUS vacuum cleaner bag for iRobot Roomba i7 has a spacious interior, the vacuum cleaner bag can hold up to 30 boxes of dirt, dust, and hair, preventing the bag from clogging.