Here is a replica of the original EarPods's Case by Apple.
It's compatible with the two versions of the EarPods (Lightning Version and Jack 3.5 Version)
ICE Filaments PLA
If you want a perfect round surface, it's necessary to print the top case at the place with supports
To have a pretty soft wall print, i putting in my settings 4 walls / perimeters, it's might too much but the surface is clean.