Compatible replacement dust bags for iRobot Roomba i, I, E & J Series including i1, i1+, i3, i3+, i4, i4+, i5, i5+, i6, i6+, i7, i7+, i8, i8+, j5, j5+, j6, j6+, j7, j7+, j8, j8+, j9, j9+, s9, s9+ models, ensuring a proper fit and reliable performance for optimal cleaning results. These bags feature a 4-layer high-strength precision fabric construction, including 2 layers of superfine melt-blown fiber filter and 2 layers of non-woven fabric, capable of capturing over 99.9% of dust, dirt, and hair. Designed with enhanced durability, the bags utilize an 8mm widened seam stitching for added strength. Each bag efficiently holds dirt, debris, and particles as small as 0.3 microns. The upgraded self-locking collar design helps prevent dust leakage and reduces the risk of secondary contamination during disposal, offering a cleaner and more convenient experience compared to pull-close styles. Package includes 10 or 12 dust bags, depending on selection. Color may vary slightly due to lighting and screen settings. Measured dimensions may vary by +/- 1-3cm.