How Effective Are Cloth Face Masks?

The effectiveness of a cloth mask boils down to the following factors: 
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1 Number of layers - at least two or more layers of tightly woven fabric is recommended.

2 A well-fitted cloth mask that covers the nose, mouth, and chin without gaps around the edges is more effective 

3 Regular washing of cloth masks is also very important to maintain their effectiveness

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You did justice to the subject matter, thank you 🎭

I used a lot of them during the COVID pandemic 
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Cloth mask effectiveness is important to our well-being 🎭