Each country has its own traditions for the size of a beer. While the age old argument of the merits of the imperial pint versus the US liquid pint might never be settled, Dutch beers are certainly on the small side.
A regular beer in Amsterdam, called a “vaasje” is 0,25 l. And a small beer, or “fluitje” is 0,2 l.
Yet much to my surprise I was served an even smaller one, a mere 0,19 l of Brand beer served in something that looked more like wine glass. Needless to mention that the waitress had to make frequent trips to quench our thirst…