The pins the Fox sportscasters wear for the Super Bowl are pins for St Jude's Children's Hospital.
St. Jude's children's hospital
Supporting Male Breast Cancer awareness
The New England Patriots did send (faux) diamond pins to Season Ticket Holders after Super Bowl XXXVI. I know this because I received one.
They're for St. Jude's (stjudes.org); the two entities have a regular partnership.
Dallas Cowboy pins like that sell in the $4 to $10 range.
There is not a listed meaning for the pins the announcers are wearing today October 19, 2014. The pins usually represent a charity.
No tin pins, ten in ten pin
Beginning in 2008, FOX began an initiative called FOX Sports Supports, in which the sporting events pair with individual charities to raise awareness. Following are the various sports on FOX and the charities with which they are linked: Major League Baseball on FOX - Make-A-Wish Foundation NFL on FOX - The Children's Health Fund NASCAR on FOX - Autism Speaks Bowl Championship Series on FOX - Alzheimer's Association
Pins cannot be traded in Downtown Disney because there are no cast members that wear pins in Downtown Disney. Pins can only be traded with cast members who are wearing pins.