MSAAEX Disposable Face Mask Review

We're testing every mask on Amazon.

PRODUCT: MSAAEX Disposable Face Mask ()

DESCRIPTION: These generic face masks claim to have 4-plys, we put them to the test.
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Testing Methodology: In these videos we test mask breathability and filtration on our Particulate Filtration Efficiency Machine (PFE).

Find out more:
•The Four Things to Look for in a Mask:
•How Does a PFE Machine Work: