rockets opened this issue on Mar 30, 2002 ยท 5 posts
Little_Dragon posted Sat, 30 March 2002 at 3:47 PM
It's the "material" file associated with a Wavefront .obj file, which defines the textures that go with each group. When you import an .obj into Poser, if it has a matching .mtl file, Poser should be able to automatically apply the textures as well.