Swedes are a very polite, considerate people. Even when it comes to stripping down to their birthday suit. They may be more liberal than many other nationalities, but there are rules of etiquette.
Getting naked isn't always okay.
And of course you should always be naked in the sauna. But sometimes Swedes get in trouble with the law for being naked at home. But not being considerate of others may end you up in court.
So Swedish 'lagom' is key. But this type of freedom involves a few guidelines. So nude shaking boobs we go