blue banner in a circle, which indicates that it is mandatory to wear face masks, the latter is white, outlined in black. face mas

avoid bacteria banner called care caution chinstrap circle contagion contain corona coronavirus covers covid cubrebocas disease entrance entry epidemic face facemask forbidden health hospital illness illustration indicates information instruction mandatory mask masks measure medical medicine mouth nose obligatory outlined pandemic person personnel pharmacology prevention protection protective required safe safety security selffiltering sign stop surgical symbol tapabocas vaccine virus viruses without