During his 24 year Major League career, Roger Clemens won a record seven Cy Young Awards while playing for the Boston Red Sox, Toronto Blue Jays, New York Yankees and Houston Astros. The 354 game winner and 4,000K Club member is also and 11-time All-Star and 2-time World Series Champion. These Rawlings official Major League baseballs have been hand signed and inscribed "Rocket" by Roger Clemens. Each autograph includes an individually numbered TRISTAR Authentic hologram that can be verified online.