我買了不少KN95幾乎沒戴。這些用耳帶的對我來說根本封不住,還是N95比較放心,隻是不能久戴——— 呼吸還勉強,勒得難受。
回答: 買了kn95, 還沒用過, 準備去醫院或呆室內時間長用。 平時是surgical外加一個布口罩, 一般的shopping和活動就
由 greenonion
於 2021-12-08 17:43:05
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