The product is a factory-sealed box of 1991 Donruss Baseball Puzzle and Cards Series 1. It contains 36 packs of standard-sized trading cards made of card stock. The box features players from Major League Baseball (MLB) teams such as New York Yankees, Boston Red Sox, and Chicago Cubs. The set may include cards of notable players like Cal Ripken Jr., Willie Stargell, Sammy Sosa, Barry Bonds, Ken Griffey Jr., Mark McGwire, and Nolan Ryan. The cards are part of a puzzle and have features like rookie, collectors edition, and limited edition.