Ive read about this new kind of steel invented by Sandvik. That company is actually based very close to where I live btw.

Anyway, the nanoflex stuff is supposed to be very tough but still very flexibe/elastic. Dont know abuot the availability though. And price...

Link: http://www.smt.sandvik.com/sandvik/0140/internet/APPLICATIONS/SE03488.NSF/GenerateFrameset1?readForm&url=http://www.smt.sandvik.com/sandvik/0140/internet/APPLICATIONS/SE03488.NSF/http://www.smt.sandvik.com/sandvik/0...488.NSF/Genera teFrameset1?readForm&url=http://www.smt.sandvik.com/sandvik/0140/internet/APPLIC ATIONS/SE03488.NSF/(DocumentsInternetWeb)/7ABD8BD304B260A9C1256C370024A48F