This baseball has been personally hand-signed by Matt Barnes, Andrew Benintendi, Mookie Betts, Xander Bogaerts, Jackie Bradley, Ryan Brasier, Rafael Devers, Nathan Eovaldi, Brock Holt,Joe Kelly, Craig Kimbrel, Eduardo Nunez, Steve Pearce, David Price, Christian Vazquez and J.D. Martinez. It has been obtained under the auspices of the MLB Authentication Program and can be verified by its numbered hologram at MLB.com. It also comes with an individually numbered, tamper-evident hologram from Fanatics Authentic. To ensure authenticity, the hologram can be reviewed online. This process helps to ensure that the product purchased is authentic and eliminates any possibility of duplication or fraud. This is a limited edition of 24.