A hard hat 3d model, with a relatively low poly count, and triangulated faces.
This standard yellow hard hat was designed for use as a clothing item for games, concept renders, etc. I noticed there weren't any free hard hats on this site, so I made my own. Enjoy.
BLEND (Blender, filesize: 1.71 MB), OBJ (OBJ, filesize: 813 KB), FBX (Autodesk FBX, filesize: 368 KB), STL (Stereolithography, filesize: 454 KB)