Doctor Who Fifth Doctor Celery Pin Complete your Doctor Who look with this Celery Pin! Now you too can own the multifunctional stalk of celery and display it anywhere you like. Next time you need to test the airflow or a hint of color, pick up one of these Doctor Who Fifth Doctor Celery Pin today! Complete with a themed gift box, this pin features a locking pin clasp for security and measures about 8-inches long. The stalk is made from polyresin and the leaves are made from polythene and nylon. Ages 13 and up.