What is everyone using for a cup holder in their classic?

Dave 74 Dart said

I got this at our local auto store,hot glued ridgid packing foam on. It slides in and out easily ( for those that go to car shows). Mines been in for 2 years now and no spills with lots of spirited driving.View attachment 1715558995 View attachment 1715558997

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@RedFish , i couldn't find a name or part # , but if you google " EEEkit car seat wedge cup holder" or " black seat wedge cup holder" , the style that I've had good luck with comes up. I'm not smart enough to post the actual link...