Too keep your head cooler, it originates from the high humidity slavic banya culture.
As high humidity saunas, warm your skin up faster than dry saunas. You’ll not last as long, primarily due to your head overheating. So wearing a thick hat, will insulate your head from the temperature and humidity of the room
In Germany everyone is naked in the sauna. It’s a rule. Ok, you might wear a sauna hat, but that’s it.
Of all the places to wear a hat, why a sauna?
It’s a sauna hat, where else would you wear it?
If there’s ever been any logic that is sound, it is this one.
Too keep your head cooler, it originates from the high humidity slavic banya culture.
As high humidity saunas, warm your skin up faster than dry saunas. You’ll not last as long, primarily due to your head overheating. So wearing a thick hat, will insulate your head from the temperature and humidity of the room
Be careful not to wear it inside out. It’ll reverse the effect!