Earlier quoted context omitted.
Sure but aren't those all the same price?
They're used rarely these days, but in some places they're busy enough that they will make have someone making the drinks and marking them. Which is why they don't have to indicate "sprite" or "orange" because you can see the color through the lids. Where drinks are self-serve they're not needed, but usually still exist.
If you don't order different drinks, sure.
>Which is why they don't have to indicate "sprite" or "orange" because you can see the color through the lids.
The paper (cardboard?) lids aren't translucent.