Kat Tow

@shreekeshmurkar what we're seeing is that although we can get range selection to function with a Year picker, the class names aren't being applied, so it's impossible to style `in-range`...

If I'm reading correctly, @MikeYermolayev 's sizing issue is handled (and is released now, I believe?) but as far as I can tell, there still isn't a solution for extending...

@MikeYermolayev yes, I know, but I'm wondering if that is still something that is under consideration or active development? It's been brought up in multiple issues

We have a similar issue -- prior to v6, we were also using [theme composition](https://mui.com/material-ui/customization/theming/#api) to access custom palette colors in component overrides. For us, the solution was refactoring our...