This is an Official Major League Baseball that has been hand signed by 25 members of the 2001 All Star Team. Signatures include Ichiro Suzuki, Kazuhiro Sasaki, Joe Torre, Edgar Martinez, Bernie Williams, Ivan Rodriguez, Alex Rodriguez, Jeff Nelson, Bret Boone, Freddy Garcia, Andy Pettitte, Don Zimmer, Mel Stottlemyer, Mike Stanton, Jason Giambi, Roger Clemens & Greg Vaughn. This item has the Official Major League Baseball serial numbered hologram for authenticity. This number can be verified on the MLB website.