This is a 1965-69 Game Model U1 Model Louisville Slugger Bat that has been hand signed by Roberto Clemente. This item was inscribed "Lots of Luck Best Wishes." This bat is a game model bat, meaning that it was ready to be used by Clemente. Please note, there is evidence of personalization removal above "Lots of Luck" as stated in the certificates of authenticity. It has been certified authentic by PSA/DNA, Beckett BAS, & JSA and comes with their tamper-proof holograms and matching full-page certificates of authenticity.