Here's our most concise explanation of the filtration properties of cloth!

Thanks to Augusto Cesar Santos Jr @acssjr, Fernanda Arce-Amare @FerArceAmare and Rolando Claure of the ISN social media committee for creating this.

Previous
Previous

Why did we recommend 2 to 4 layer cotton for community cloth masks?

Next
Next

Looking for the science behind our cloth mask recommendations?