close-up traveler man wearing kn95 ffp2 face mask at the airport. young caucasian man with behind timetables board of departures

air airport board business city commuter compulsory corona coronavirus covering covid covid19 endemic face ffp2 flight guy health indoor insurance kn95 looking male man mandatory mask means medical mode new omicron outdoor pandemic passenger passport people person policy pollution ppe prevention protection protective public refund rights sanitary side station student subvariant the timetables tourism tourist train transport transportation travel traveler vaccinations vaccine variant virus waiting wearing