👍【Compliance & Security】Miuphro KN95 face mask is manufactured by a certificated manufacturer Chengde technology Ltd,. Co which is included in FDA Emergency Use Authorization List. The filter efficiency of this KN95 mask is tested by NPPTL (National Personal Protective Technology Laboratory ), authoritatively prove that the filter efficiency of our KN95 mask is over 95%, which which greatly prevents unfiltered air from entering directly that can be used with confidence. | 👍【Multi-effect Protection 5-Layer Face Mask】High breathable 5-ply protection cup dust masks use standard safety materials. The outermost 1 layer non-woven fabric can filter large particles, middle 2-layer melt-blown fabric can block more then 95% particles, 1 layer hot air cotton can filter pm2.5 and the innermost 1 layer non-woven fabric is skin-friendly and softer that give you the comfortable usage experience at the same time it protects your breath with high filter efficiency. | 👍【Hygienic & Comfortable】This KN95 disposable face mask is foldable which is more hygienic and avoid pollution, can be perfectly placed in your backpack, purse and pocket, convenient to carry and use. Furthermore, the protection KN95 mask is lightweight and foldable, equipped with an adjustable nose clip and elastic ear hooks. Not easy to drop, no need to adjust it when you work. This design can help the mask perfectly attach onto your face with four sides tightly. | 👍【3D Design】The 3D shape of KN95 cup dust mask is designed according to the human face shape to ensure the tightness, to fit the human face, to increase the breathing volume when use the face mask. Our Miuphro breathable face mask KN95 can greatly improve the permeability, and to make wearing and exhaling more comfortable. Meanwhile, the 3D design just protect your breath, and and won't destroy your makeup look. | 👍【Widely Applicable】 Our KN95 face mask 25 pack are unisex and all one size. The mask KN95 can be applied in home, office, school, park, playground, indoors, outdoors and more congested and busy public places. Disclaimer: This KN95 mask is NOT an N95 mask. For more information about KN95 masks please see the following before you purchase: amazon.com/AboutKN95s