What’s a ‘Mask Fitter’ and How Do I Use It?
by Beth Skwarecki on Vitals, shared by Beth Skwarecki from Lifehacker on (#5E2SQ)
The fit of your mask is crucial. The CDC's recent recommendation we start double masking was only partly about the layering. The second mask also results in improved fit, Anthony Fauci told the Today show. And there was another fit-related tip in the CDC advice: consider using a mask fitter, also known as a mask...