Well after my first attempt at making a proton pack out of foam board for halloween,
http://forums.ghostbusters.net/viewtopic.php?t=12217
I have decided to make my props out of wood. I am having so much fun doing so that I do not know when I am going to stop, lol. I have two ghost traps in progress and a proton gun and I only started last week. I am also going to do pack and goggles soon too.