No, these were for sale everywhere in the 90s, separate from the show. The idea was you could put your coffee on the dash or on a table in the back of an RV and not have it spill. There was typically a rubber, non-skid bottom.

Now, they’re nowhere.

NEXT question: is the base solid clay or is there hollow space between the cylinder and the corners?

Is that where Odo goes in, enjoys spending time as a coffee, and cleans it when he leaves?

The things a changeling will do for love…