We have done a small re-order of these lapel-pins, as they were very popular. They're cast, and feature the official logo of the event.
Are you an entrant? Be sure to check out the Entrant Updates.
(These are also being sent by email. If you're not receiving them, check they're not getting flagged as Junk Mail, and if you still can't find them, send an email so we can make sure you're on the list.)