This is very exciting, folks - HotoDeal KN95 Foldable Protective Face Mask Review

HotoDeal KN95 Foldable Protective Face Mask manufactured by Chengde Technology Co., LTD

Check out the results here: https://www.armbrustusa.com/pages/mas...

Send us your masks to test!
Lloyd Armbrust
3813A Helios Way
Building B Suite 290
Pflugerville, TX 78660

View all of our Mask Review videos here:    • We're Testing Every Mask Available on...  

Check out the comprehensive mask testing raw data here: https://www.armbrustusa.com/pages/mas...

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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 Eff...