![Austrian Airlines on X: "From 15 September 2021, the wearing of FFP2-masks without a valve has become mandatory on all Austrian Airlines flights. Therefore, please make sure to bring your own FFP2-mask Austrian Airlines on X: "From 15 September 2021, the wearing of FFP2-masks without a valve has become mandatory on all Austrian Airlines flights. Therefore, please make sure to bring your own FFP2-mask](https://pbs.twimg.com/media/E_P2KSoXsAMdyOA.jpg)
Austrian Airlines on X: "From 15 September 2021, the wearing of FFP2-masks without a valve has become mandatory on all Austrian Airlines flights. Therefore, please make sure to bring your own FFP2-mask
![Many countries scrapping COVID-19 restrictions, thanks to high vaccination rates, low case incidence Many countries scrapping COVID-19 restrictions, thanks to high vaccination rates, low case incidence](https://www.aa.com.tr/uploads/userFiles/07d86429-ca97-4d12-9851-e98b2e14f4d8/Many-countries-scrapping-covid-19-restrictions.jpg)
Many countries scrapping COVID-19 restrictions, thanks to high vaccination rates, low case incidence
![Many countries scrapping COVID-19 restrictions, thanks to high vaccination rates, low case incidence Many countries scrapping COVID-19 restrictions, thanks to high vaccination rates, low case incidence](https://cdnuploads.aa.com.tr/uploads/Contents/2022/02/11/thumbs_b_c_a92c31ad03a475b8f9fceff599f3742a.jpg?v=182734)