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Thank you for checking out our store! We value each and every customer and want you to be happy with your purchase. Up for sale is a Matt Thornton Signed Chicago White Sox Baseball, featuring an authentic autograph from the former White Sox left-handed pitcher. The autograph has been authenticated by MLB Authentication, providing confidence in the authenticity of this collectible. Thornton played for the Chicago White Sox from 2006–2013, becoming one of the most reliable left-handed relievers in the league. He was a 2010 American League All-Star and finished his White Sox career as the franchise leader in relief appearances and holds at the time of his departure. A fantastic collectible for Matt Thornton fans, Chicago White Sox fans, MLB collectors, baseball memorabilia collectors, and autograph enthusiasts. Please feel free to reach out if you have any questions. We're happy to help!