This product is a lot of 28 NBA trading cards featuring players from the Dallas Mavericks, including legendary players like Jason Kidd, Michael Finley, Jim Jackson, and Derek Harper. The cards are from various sets like Upper Deck, Fleer Ultra, Fleer 1991, and NBA Hoops, with original prints from the 1990-91 season. These vintage cards are made of card stock and are a valuable addition to any sports memorabilia collection, especially for fans of the Dallas Mavericks and basketball enthusiasts.