This highly collectible trading card has been personally hand-signed by St. Louis cardinals superstar and Fanatics Authentic Exclusive athlete Matt Carpenter with the inscription “MLB Debut.” The card is then encapsulated in a tamper proof acrylic case which also includes a Fanatics Authentic ID tag and hologram to guarantee the authenticity of the item. This will make a great addition to the collection of any true sports fan. Please note that autographs may vary. Autographs are signed directly on the card not on a sticker. Autograph has been obtained under the auspices of the MLB Authentication Program and can be verified by its numbered hologram at MLB.com.