General description The 10 Roomba Replacement Dust Bags are designed specifically for iRobot Roomba i7, i7+, S9, S9+, i3, i3+, and i4 vacuum cleaners. These bags are compatible with all models equipped with the Clean Base automatic vacuum station, providing an ideal replacement solution for your iRobot Roomba. Each bag is designed to effectively capture dust, dirt, and allergens, ensuring a cleaner home environment. Technical specifications Compatible models: iRobot Roomba i7, i7+ (i7556), i3, i3+ (i3552), S9, S9+, i4 Material: 2 layers of fine fiber filter and 2 layers of non-woven fabric Filtration efficiency: Captures 99% of dust and dirt Each bag contains 30 containers for dirt, dust, hair, and grime Usage For optimal performance, it is recommended to replace the iRobot Roomba replacement kit every 2-3 months. This practice helps maintain the cleaning efficiency of the vacuum cleaner and reduces the amount of dust, pollen, and other allergens in the air. Other information The dust