Tell me more about the breathing tube kits. I was thinking about a fan that hangs down under my robes and blows air up through a tube. Where would one get such a fan?

Okay, I just got my costume approved and now its time to upgrayedd. I need some system to cool my head down while sporting this costume. Where does one acquire small fans that run on batteries, and what other ways are there to cool down?

Okay, I just got my bucket which looks great. It fits my gigantic head. I have heard that some people use a pantyhose or stocking for the lens so it is breathable. Has anyone heard of this? Also, if you have, how would one go about attaching it? All I need to finish up my costume, is this lens probl...