Made in the USA, shipped from California (Hero Life Sciences Face Mask Review)

Описание: We're testing every mask on Amazon.

Hero Life Sciences Face Mask (https://www.armbrustusa.com/pages/com...)

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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:    • 4 Things to Look For in a Mask  
•How Does a PFE Machine Work:    • How Does A Particulate Filtration Efficien...