If you would like to have a COA, you are welcome to reach out to Beckett for a printed certification once you receive your item. This is a BAS Witnessed Protection Program item which means a Beckett Authentication Service representative was present when this item was being signed. The authenticity can be verified on Beckett Authentication Services website.This is a Large sized Jersey. This jersey is game worn, but it is likely worn by Jordan Battle and not Bryce Young. There is no paperwork for the game use. Our items are sourced from PPC autograph signings or direct from leading suppliers of authentic memorabilia. The companies that authenticate these items include Beckett Authentication Services (BAS), Professional Sports Authenticator (PSA/DNA), James Spence Authentication (JSA), Steiner Sports, Upper Deck, Fanatics, Mounted Memories, and Tri-Star Productions. All autographed items come with a Certificate of Authenticity (COA) from these suppliers that includes a tamper proof hologram affixed to the item. Press Pass Collectibles has exclusive autograph relationships with over 50 professional athletes and celebrities including Magic Johnson, Chevy Chase, Travis Kelce, DK Metcalf, Justin Jefferson, Randy Moss, Kyler Murray, Adrian Peterson, Baker Mayfield, Ray Lewis, George Kittle, Dak Prescott, Jerome Bettis, Chase Claypool, Deion Sanders, Jack Lambert, Mean Joe Greene, T. Watt, Tony Dorsett, Devin White, Tony Gonzalez, Emmitt Smith, Michael Irvin, Jason Witten, Jared Allen, Kurt Warner and more! This item is in the category "Sports Mem, Cards & Fan Shop\Game Used Memorabilia\College-NCAA". The seller is "presspasscollectibles" and is located in this country: US. This item can be shipped to North, South, or Latin America, all countries in Europe, all countries in continental Asia, Australia.