What is the size of the berths?

The upper berths are smaller than the lower ones. If you are 185 cm or less in height, you perfectly fit in an upper berth. If you are taller than this you should try to get a lower one, where you can comfortably fit in if you place yourself in a diagonal way.

Tags: Thailand, Thai Railways

Thai Railways

OK

I don't have a booking number. I have not purchased a ticket yet.