I used both. Here is one, okay two
with Plexi:
This is Orions. I built this last month.
This is Geminis, did this in a week.
Both of these I used plexi. One is on sliding runners, the other is a cabinet style open.
Now this is Yardleys, an old china cabinet, with original glass door:
So there you are.
Janie.
Oh and if you need a link for runners, let me know, I have the one I ordered from.