Materials and textures are all made for redshift, and I've not tested these files in other Programs or other Render engines.
You're free to use the textures and models however you please, I created all of them from scratch :)
C4D (Cinema 4D, filesize: 92.5 MB), FBX (Autodesk FBX, filesize: 145 MB), TEXTURES (Textures, filesize: 425 MB), ABC (Alembic, filesize: 253 MB)