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Face mask
From: 4Tees
28 Jan 2021 08:40
To: chan dai (LTNGUYEN)
2 of 5
103474.2
In reply to
103474.1
0 biết mình reverse để mặt trắng ở ngoài có bị ìneffective 0? Nó là 3 layers thì chắc có 1 lớp filter và cái đó chắc phải nằm ở phía ngoài để filter germs trước hén.
From: 4Tees
28 Jan 2021 09:46
To: chan dai (LTNGUYEN)
3 of 5
103474.3
In reply to
103474.1
https://www.amazon.com/Disposable-Protection-Breathable-Comfortable-Adjustable/dp/B08JM34LMT/ref=sr_1_8?tag=vcf4ever09-20&dchild=1&keywords=disposable+masks&qid=1611848731&s=hpc&sr=1-8
Cái này giá cũng $5 for 50 regular masks nè.
From: Vivivo
28 Jan 2021 11:10
To: 4Tees
4 of 5
103474.4
In reply to
103474.2
https://www.google.com/amp/s/www.dailyherald.com/amp-article/20200411/news/200419810/
From: chan dai (LTNGUYEN)
28 Jan 2021 19:45
To: 4Tees
5 of 5
103474.5
In reply to
103474.2
CD không rành chuyện này. Vivivo đã trả lời ở trên.