Well, I was wrong. Musta' been an optical illusion. Here is the reply I received this morning -
I made over 20 of those hats for the movie, all identical.
The brim was not dimensionally cut. I still make them for bruce willis fans the cost is $340.00 u.s.d. plus $15,00 U.s.d. for shipping in the united states.
I have one that is signed by mr willis on the brim.