OOMIS- you’d be very suprised what I see going on in girls schools…. “
Then it is up to the menahalim to set the standards that they expect to be adhered to, and enforce them. But not in pre-school, where the main criteria must be comfort (within acceptable halachic quidelines), and neatness to the extent that a normal school day spent with little ones, allows.
If you have small children, do you always look like Mrs. Cleaver (from Leave it to Beaver) all day? That was a disservice done to so many women who felt inadequate for not wearing pearls and high heels all day as she did, and not looking like models when their husbands came home from work. Most of us were just happy to not have baby cereal in our snoods, at the end of the day.
I agree with you that people should dress professionally, but each profession requires a different set of fashion rules. The plumber does not come to your home dressed for a tea party.