Unlike several countries, notably France, we usually don't have qualms about people wearing religious headdress, whether they're Sikhs, Muslims, Hindus, Orthodox Jews, or members of other faiths.
Christopher Schaefer, newly elected to the town council in Pomfert, New York, took his oath of office before the Town Clerk while wearing a colander on his head. He did so, he explained, because he was a minister of the Pastafarian religion, in which they worship the Flying Spaghetti Monster.
I think that the good people of Pomfert should be confident that Council Member Schaefer will be diligent in his duties and that he has a sense of humor, unlike the typical politician.
Here's a volleyball team, possibly wearing religious headdress to reflect their spirituality:
Some people may go over the top with religious headdress. These products are actually marketed. I don't think that the typical rabbi would approve.