This product is a rare and valuable item - an autographed full  ticket  from David Ortiz's 500th home run on September 12, 2015, when he played for the Boston Red Sox. The autograph has been professionally authenticated by PSA, ensuring its authenticity. This piece of sports memorabilia holds historical significance as it commemorates a milestone in Ortiz's career, making it a must-have for any baseball fan or collector looking to own a piece of baseball history.