Created the skull from [https://makerworld.com/en/makerlab/reliefSculptureMakerV2?from=makerlab](https://makerworld.com/en/makerlab/reliefSculptureMakerV2?from=makerlab) then added negative parts to cut out the holes for the screws and light switch. Both a single and double light switch cover are provided in the print profiles.