N95【HAOFA x MASK】3D Airtight Face Mask Morning Fog Gray Adult Style│50pcs/box

N95【HAOFA x MASK】3D Airtight Face Mask Morning Fog Gray Adult Style│50pcs/box Surface layer and middle layer: water-repellent polypropylene non-woven fabric to prevent the infiltration of water vapor and mist. Middle second layer, middle third layer: high-density bacteria filter melt-blown non-woven fabric, effectively blocking the fine powder layer and dust. Skin-friendly layer: ultra-fine composite fiber, which is hydrophilic and absorbent, and can completely absorb the moisture during breathing. 【TTRI Foundation Textile Industry Research Institute】 Inspection number: TFF4L385 Filter material detection: The filtration efficiency of 0.3um solid gas melt is more than 95% ※The color of the product image will be slightly different due to differences in shooting and screen settings. Please refer to the actual product color.