Idea for quick and inexpensive mold to cast wax?

Here's a novel idea.... throwback to days of old.

Moulage is quick , inexpensive and reuseable.

Here's an artist's experimentation on casting wax into a moulage mold:

http://www.sculpture.net/community/showthread.php?p=68218#post68218

Here's where you can buy moulage:
http://www.dickblick.com/zz335/11/