The product is a lot of 12 2008 Upper Deck 20th Anniversary Gold Cards featuring players such as Mark Messier, Evgeni Malkin, Greg Maddux, and Julius Erving. These sports trading cards are from various leagues such as MLB, NHL, and NBA, and come with a gold foil design. The cards showcase athletes from teams like the New York Rangers, Philadelphia 76ers, Atlanta Braves, and Pittsburgh Penguins, making it a valuable collectible for sports memorabilia enthusiasts.