I believe that @Max9 is relatively right.
In general the girls of bourgeois class have more respect about classic canon of beauty.
It is not absolute, but, it is quite general.
The more cultured we are, in general, we have more care about us, and you will see less orange hair, strange piercings, hair in armpits...
Less cultured people, in general, tend to be more usual to you "disguised" to street.