The product is a 1991 Fleer Ultra Update #U-4 Mike Mussina rookie trading card graded as Mint 9.0 by AGS Grading. This card features the Major League Baseball player Mike Mussina who played for the Baltimore Orioles and later the San Francisco Giants. It is a highly sought-after rookie card for collectors of baseball memorabilia, showcasing the young talent of a Hall of Fame pitcher. The card is from the 1991 Fleer Ultra Update set and has been professionally graded for authenticity and condition.