COMPATIBLE WITH: This replacement dust bags only compatible with for Omni S1 Pro vacuum cleaner ANTI-LEAKAGE DESIGN: This dust bag has a strong sealing can effectively prevent dust from leakage and all the dirts keep inside the vacuum bag and never released back into the air. The gasket is thick enough and can seal very well to the dock. 't lead the dock to get full of dirt, extending it's lifespans. HIGH-EFFICIENCY FILTRATION: Our vacuum bags made of 3-layer superfine melt-blown fiber filter and 3-layer non-woven fabrics, the high-density fabrics is tough enough for wear and tear, to the inside is not punctured by garbage, also high effectively blocks over 99.97% dirt, detritus, and other particles as small as 0.3 microns. EASY TO REPLACE: The vacuum cleaner replacement parts for Omni S1 Pro vacuum cleaner advanced with push-pull handle design, just the full dust bag and you don't need to touch dust when changing, it is more friendly to those people who are easy to feel uncomfortable