Bobby Witt Jr, All-Star shortstop for the Kansas City Royals, has hand signed this Rawlings bat at a private signing. This item comes with a certificate of authenticity (COA) from Beckett Authentication Services and was signed in the presence of one of their representatives. You will receive a serial-numbered COA along with a matching serial-numbered sticker on the bat. The authenticity can be verified online by entering the serial number.