面具是在标准产品gical and daily use. It consists of multiple layers: often two layers of soft non-woven fabric and one layer of bacterial filtration material. It provides good barrier protection of bacterial and dust, low breathing resistance.
It consists of three layers of non-woven fabric, one of which is melt-blown filter cloth that is mainly used for bacterial protection, especially for the protection of diseases transmitted by the respiratory tract.
There are three layers in it. Its bacterial protection efficiency is not less than 95%. The materials are medical-grade, skin-friendly, breathable, and not easy to cause sensitization.
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