High-Efficiency Filtration: The precise non-woven surface layer and the inner layer of melt-blown non-woven fabric are equipped with silver ions, which can easily filter large dust particles. At the same time, there are unpleasant odors. Premium Activated Carbon: The addition of activated carbon components effectively absorbs unpleasant odors. Good Seal Design: High tightness, no leakage of ash or dust, ensuring that particles drawn in by the vacuum bag are not easily re-released into the air. [Good Sealing] --- The dust bag is made of melt-blown fabric and non-woven fabric, combined with the cleaning station can effectively capture 99.7% of ultra-fine dust down to 0.3 tiny particles. [Auto Lock] --- It will lock automatically when you lift the dust bag, completely sealing the dust bag inlet to ensure dust and dirt stay inside the bag. Perfect Fit: 20 pcs dust bags compatible with ECOVACS DEEBOT T50/X8 PRO Robot Vacuum. Color: White. Material: Non-woven fabrics. Package Contents: 20 x dust bags. Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.