There is some weak evidence that wearing a cloth mask might protect yourself: https://www.businessinsider.com/56-got-coronavirus-south-korea-starbucks-mask-wea

There is some weak evidence that wearing a cloth mask might protect yourself: https://www.businessinsider.com/56-got-coronavirus-south-korea-starbucks-mask-wearers-did-not-2020-8?op=1&r=US&IR=T https://www.businessinsider.com/56-got-coronavirus-south-kor... https://www.npr.org/sections/health-shots/2020/06/21/880832213/yes-wearing-masks-helps-heres-why?t=1603879635977 https://www.npr.org/sections/health-shots/2020/06/21/8808322...