1" cutting board off cuts came in handy, a couple times, with this not for profit project.
Anything that thick is not considered "scraps" by plastics distributor.
But since a partial sheet left over from a job, they go at a very reduced price.
They give the screen printed very thin maple plaques more importance, by elevating.
No glue sticks to that material very well, but the gorilla glue is clear and grips enough to make them usable.