This is less about feminism and more about cultural assimilation. And people will be free to wear sexy face-coverings to their heart's content in private - just not in public.
We all make concessions to fit into the society that we chose to live in. It's part of the Social Contract. At the point that expressing my individuality potentially impinges upon someone else's freedom and comfort, I am compelled to give up a little bit of my freedom of expression.