[ChrisA]

Originally posted by Gope
Packing foam is really staticy, so it would not only get all over the field and make a horrible mess, but it could possibly shock some sensitive electrical parts on robots....to many risks in this idea for me

They do make some that are anti-static which are used for packing computer parts. These in particular I believe do not break a part as easily and if I remember right they are white, and cylindrical and safe to eat.