KN95 Covid-19 口腔面膜(KN95 Oral Mask For Covid-19)
-中文-
口鼻隔离口罩是传统口罩的升级版，将口鼻隔开，形成两条新鲜空气通风通道，有效防止鼻子重新吸入口呼出的各种病菌和颗粒物。这种款式的面罩通畅，更适合人的呼吸。
-英文-
Oral and nasal isolation mask is an upgraded version of the traditional mask, it separates the mouth and the nose to form two fresh air ventilation channels, which effectively prevents the nose from re-inhaling the various germs and particles that the mouth exhaled. This style of mask is unobstructed and more suitable for human breathing.
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