What medium should I use to paint on a movie screen?

I plan to paint or draw on an old portable movie screen that's compact and rolls into a 4"x4" x 36" box. It's quite yellowed and has a lot of that movie screen grit. Any thoughts on what kind of paint, marker, or something else might work on that kind of surface and still allow the... show more I plan to paint or draw on an old portable movie screen that's compact and rolls into a 4"x4" x 36" box.

It's quite yellowed and has a lot of that movie screen grit.

Any thoughts on what kind of paint, marker, or something else might work on that kind of surface and still allow the screen to be occasionally rolled and unrolled?
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