238
xkcd #3240: Bottle
(thelemmy.club)
Title text:
"I know it seems impossible, but the trick is that I sailed in here when I was very young."
Transcript:
Transcript will show once it’s been added to explainxkcd.com
Source: https://xkcd.com/3240/
So... How's he still breathing in there?
Air pocket
That bottle looks large enough to sustain a person for a while (maybe days). Additionally, have you seen what Beret Guy is capable of?