Includes Certificate of Authenticity (COA) and matching hologram from JSA. JSA is the best well-known and most respected independent third-party authenticator in the industry. The perfect gift for your friend or get one for yourself to display in your room. See my feedback as I have had many people happy with purchasing theirs. Being human, the occasional error may occur even though I take precaution to prevent this.Thank you for looking and please let me know if you have any questions which I would be pleased to answer. The item "RARE FLOYD MAYWEATHER JR SIGNED AUTO RAWLINGS BASEBALL BOXING Conor McGregor JSA" is in sale since Sunday, January 21, 2018. This item is in the category "Sports Mem, Cards & Fan Shop\Autographs-Original\Boxing\Other Autographed Boxing Items". The seller is "jeane0426" and is located in Tampa, Florida. This item can be shipped worldwide.