My design of the matchbook plate from BTTF. I printed mine on a resin. Not sure what results you`ll get from an FDM.
I have included another piece that you can use as a mask to spray the circle blue :)

Elegoo Mars

No

Yes

0.04

I used Polyflex TPU, with tree supports with the camera mount printed on its side.
Print Speed of 20mm/s.