How do I make a shiny (but not too reflective) plastic?

Hi! I’m trying to make the material for a cookie bag/package, but I can’t quite get the reflections right.

This is the material I’m trying to make:

And this is what I got so far:

I think is looks alright. Maybe the flat lighting is your issue.

In your Principled node, if you use one, you could turn up the clearcoat factor

the don satur wrinkes are more numerous and sharper and smaller

Yes, I noticed that as well. I’ll try to add some more small bumps like those on the Don Satur pack.