The product is a 1986 Donruss Diamond Kings complete set of oversized baseball trading cards, featuring Pete Rose and Aaron Puzzle 5x7 cards. With a total of 28 cards in the set, including players like Kirk Gibson and Dwight Gooden, this collection is made of original card stock and is officially licensed by Donruss. The set showcases Major League Baseball players from the New York Mets, making it a unique and nostalgic addition to any sports memorabilia collection.