The product is a 5 pack of 1991 Leaf Studio baseball trading cards. Each pack contains cards from the Major League Baseball (MLB) season of 1991, manufactured by Leaf. These sports trading cards are part of the 1991 Leaf set and offer collectors a glimpse into the players and teams of that specific season. Each pack provides a unique selection of cards to add to a baseball card collection, making it a desirable item for fans and collectors alike.