General description These vacuum bags are designed specifically for iRobot Roomba I, J, and S Series models including I7, I7+, I3, I3+, I4, I4+, I6, I6+, I8, I8+, J7, J7+, S9, and S9+/Plus. Made from high-quality, durable materials, they ensure a perfect fit for your equipment, helping to maintain peak performance of your home robot. The bags effectively trap dust, pollen, and other allergens, improving the air quality in your home. Technical specifications Type: Sweeper Accessories Color: As shown Material: Non-woven fabric Size: Approximately 17 x 13 cm Package Contents: 20 x Sweeper Dust Bags Measurement allowed error: +/- 1-3 cm Usage To achieve optimal cleaning and filtering performance, it is recommended to replace the cleaning accessories every 2-3 months, depending on usage frequency. The HEPA filter included in the bags can significantly enhance air quality by reducing particle size by up to 99.97%, effectively removing household dust, pet dander, and other allergens.