i was wondering if there is a good video on sizing your head, or tell me how to do it for the 2nd Recon Helmet on http://halocostuming.wikia.com/wiki/Pepakura_File_Index ?
my tip size All your parts to YOUR size and have fun with it. if you are peping i like the halo CE marine armor form http://halocostuming.wikia.com/wiki/Pepakura_File_Index