Dwayne johnson head is a printable file with clean mesh. You can scale is as per your requirement. It is highly detail sculpt for 3dprint.
Originally sculpted in Zbrush . All preview images you can check with closeup also It comes with various formats-- --Ztl --obj --stl
Check more models for print -- https://www.cgtrader.com/3d-models?author=3Dcreators