As cities reopen from lockdown or stay-at-home ordinance, masks have become mandatory across the globe to reduce the spread of COVID-19. A rising number of people, especially the doctors and nurses on the front line of the battle fighting against Coronavirus feels that the face mask makes communication difficult, is often misused, and irritates the face.
For example, during COVID times, in the operating room, surgical masks must be combined with a face shield, which makes communication at the operating table more difficult.