Roy Halliday single-signed baseball is an Official Major League (Selig) unused ball. Clean, white pearl has the Hall of Fame hurler's signature across the sweet spot in 8/10 blue ballpoint ink. Ball remains in EX-NM condition with clear stampings. A 3-time 20-game winner, Halladay brought home the Cy Young award in both the 2003 and 2010 seasons.