OOps, of course Poser uses more than one group. I was thinking about some props that I imported. I think it is up to how the CR2/PP2/HR2 file is set up, as to whether or not more than one group is recognized. Is this what PHI is all about? If you have a file were more than one group is recognized and the groups are where you want the materials to be, you can insert another line just under each g line: usemtl ___