The product is a 1990 Upper Deck Major League Baseball sealed pack LOT of four packs each containing 15 standard-sized trading cards. This vintage packs feature cards from the MLB World Series, including a Ken Griffey Jr card. Manufactured by Upper Deck, these English-language cards represent a piece of baseball history from the 1990 season. This collector's choice offers a glimpse into the iconic players and moments of baseball in the early 90s, making it a valuable addition to any sports trading card collection.