The Roadrunner keychain is a precious reminder of your love for animals, and possibly your favorite cartoon character from childhood. The Roadrunner keychain is made of pewter. It's flat and measures 2.5 x 2.5 inches, so it can fit just about anywhere you keep your keys, including wallet or pocket. The Roadrunner key chain would make a lovely gift for any bird lovers you know. Key chains make perfect presents for people because they are so useful. Whenever you pull out your keys, people will see this and have their own fond memories.