This 1986 Topps Base set card has been personally hand-signed by 86 World Series Champ, Keith Hernandez. This item was signed in the presence of and witnessed by a representative of Coach's Collectibles at our Private Autograph signing in his Long Island Home on October 14th, 2024.. This item will NOT Come with any sort of Third party authentication.We have decided NOT to add COA stickers on these items as most card set collectors dont want a sticker on their card but is GUARANTEED TO PASS any Third Party authenticator FOR LIFE! If you’d like to purchase but need a COA please email us after your purchase and we will send you our Paypal address for $10 and have Beckett authenticate & sticker back of card before we ship it. Please note this could add 7-14days to your delivery date.