Compatible with Vacuum Model: Replacement for RoboVac LR20, RoboVac LR30 Hybrid, RoboVac LR30 Hybrid+, RoboVac L35 Hybrid, RoboVac L35 Hybrid+ Robot Vacuum Cleaner. Please confirm your device model before making a purchase. Efficient Performance: Good replacement for your vacuum cleaner. The replacement bag features a non-woven fabric and melt-blown cloth design that effectively captures and isolates dust. Effectively picking up all the fine dust and large debris, create a clean and healthy environment and your family. Usage Method: Simply take down your old part and put this new part in place. Bags automatically seal when removed, preventing any leakage and making replacement hassle-free and clean. Recommended to replace dust bag every 2 months. It depends on your usage. Package contains: 12 Pack Vacuum Dust bags. Our vacuum dust bags have the same quality and function as the for-original, we have tested them before for sale, our bags provide a seamless fit, ensuring optimal