The product is a complete set of 1991 Leaf Baseball Series trading cards, featuring a total of 528 cards. This vintage set includes notable players such as Frank Thomas, Ken Griffey Jr, and Nolan Ryan. The cards are made of card stock and come in a standard size, representing Major League Baseball from the 1991 season. The set also includes a puzzle feature, adding an interactive element to the collection. Manufactured by Leaf in the United States, these original trading cards are a must-have for any baseball card collector.