The product is a lot of 13 rookie trading cards featuring Gunnar Henderson, a player from the Baltimore Orioles. These cards are made of card stock and are original licensed prints from Topps, a well-known manufacturer in the baseball trading card industry. The cards are from the MLB World Series and are in English. Each card is a special Mojo Bowman or SSP Refractor version, adding to their collectible value for fans and collectors alike.