Contains material or texture information used by Poser's rendering engine; can be applied to 3D models and offers a greater scale of effects than Poser MAT pose (.PZ2) files; only accessible from the Library within the Material Room.
Program(s) that open mc5 files
Mac / Windows: Smith Micro Poser
Information from FileInfo.com - The File Extensions Resource.
http://www.fileinfo.com/extension/mc5
