This Autographed White Russell Athletic Rookie Jersey has been Personally Signed by Felix Hernandez of the Seattle Mariners. This item is 100% Authentic to include a hologram by Beckett Authentication Services. This item will come with an affixed Beckett Authentication Services (BAS) authentication sticker, which includes a scannable QR code to verify authenticity. Please note that Beckett no longer provides serial-numbered COA cards, and the attached BAS sticker will serve as the complete authentication for this item. The authenticity can be verified on Beckett Authentication Services website. This is a XX-Large sized Jersey. There are some dirt stains at the bottom of this jersey. Please refer to pictures for item's condition prior to purchase.