Seattle Mariners Ken Griffey Jr. Autographed Teal Nike Jersey Size L Beckett BAS & MCS Holo 185615

This authentic Teal Nike Jersey, size L, features the hand signature of baseball legend Ken Griffey Jr. Signed under the supervision of a Mill Creek Sports representative, it comes with a serial-numbered hologram and matching certificate of authenticity. The jersey's legitimacy is further verified by Beckett Authentication Services (BAS), complete with their sticker and corresponding certificate. This dual-authenticated collectible offers fans and collectors a rare opportunity to own a genuine piece of sports memorabilia from one of baseball's greatest players.