Cloth face masks degrade after washing. If you believe cloth face masks work it maybe time to double up...
https://www.usatoday.com/story/tech/reviewedcom/2020/11/16/covid-19-when-should-you-replace-your-cloth-face-mask/6311717002/
Excellent point...second hand and well worn cloth masks are best because they allow a freer flow of air.