Loosely based on the Iron Man helmet, this is a 'bespoke' 3D model, in several formats.
The .FBX and .C4D will have the materials included
C4D (Cinema 4D, filesize: 119 MB), OBJ (OBJ, filesize: 2.16 KB), FBX (Autodesk FBX, filesize: 88.9 MB), 3DS (3D Studio, filesize: 84.9 MB)