The product is a 1990 Score Chuck Knoblauch #672 autographed trading card, featuring a Beckett Slabbed Authentic label with the certification number 0008091564 . This vintage baseball card is signed in gold paint pen by Chuck Knoblauch in person, making it a valuable and collectible item for fans of the Major League (MLB) and sports trading cards. The autograph is authenticated by Beckett Authentication Services (BAS), adding to its authenticity and appeal to collectors.