You need a particular mask to enter. Here’s a drawing to make things easier for you to understand.
Do you know what it looks like when you don't cover your nose properly?
Ever wondered why you need to keep your distance from the people you will inevitably sit next to on the plane? So do I!
Whoa there, buddy. You ain't getting in without a checkup first.
I'm so desperate for a vaccine that I'll take anyone's word. This looks totally legit.
Good thing you had your opinions posted all over the place. Now we know who we will hang out with.