3M Aura 9330+ FFP3
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Why did this mask fail?
Country of Origin
It’s honestly comical how difficult/impossible these are to find in the U.S. Someone could make an absolute killing if they would just make this FFP3 version widely available to purchase online here for a decent price.
LongHauler March 21, 2023
FFP3 standard is similar to the US N99 standard
Chris January 13, 2023