The 2015 Odyssey of the Minds Collector Pin is a unique and eye-catching pin featuring intricate designs related to the Odyssey of the Minds event in Colorado. This pin is sure to appeal to collectors who appreciate limited edition and themed pinbacks. Made with quality materials, this pin serves as a special memento for those who attended the event or are fans of themed collectibles. This collector pin is a must-have for anyone looking to add a touch of exclusivity to their pin collection.