Prepare to unlock the mysteries of the Arc Reactor with the rocking Iron Man Head Pewter Lapel Pin! Actually, I'm not entirely sure how that works out but maybe this great lapel pin will keep little metal shards from your heart. I wouldn't count on it though!The Iron Man Head Pewter Lapel Pin measures around 1 inch high and pays homage to everybody's favorite billionaire playboy philanthropist. You like him and you need something fancy. There's no reason not to celebrate the Man-in-a-Can!