If you wear underwear then you have to layers of cloth over it anyway. Cloth mask.
If you wear underwear then you have to layers of cloth over it anyway. Cloth mask.
If you wear underwear then you have to layers of cloth over it anyway. Cloth mask.
"Thats why 3 or more masks are better!"
I asked an expert, and he said 14-15 masks were the most efficient. He put the number at about 14.88 masks.
> If you wear underwear then you have to layers of cloth over it anyway. Cloth mask.
"*Thats why 3 or more masks are better!*"
I asked an expert, and he said 14-15 masks were the most efficient.
He put the number at about 14.88 masks.
(post is archived)