traveler woman wearing ffp2 kn95 face mask at train station. female commuter checking her smartphone with behind timetables of

airport boards business certificate checking city coat commuter corona coronavirus covid covid19 delta detected digital face ffp2 flight girl green kn95 lockdown looking mask medical mobile mobility mutated new omicron pandemic pass passenger passport people person policy portrait protective quarantine refund rights sanitary smartphone station telephone timetables train transportation travel traveler vaccination vaccine variant virus wearing winter woman