Each sealed box contains 24 packs of 4 cards each in a 361 card base set including 31 Autograph Rookies. >>> Each box contains TWO Autograph Rookie cards and TWO box loader packs. Parallel sets (1:1): Refractor and White Border Refractor (#`d to 499). Inserts: Generation Now (also parallels: Refractor > #`d to 500 and White Border Refractor > #`d to 200), The Mickey Mantle Story (also parallels: Refractor > #`d to 500 and White Border Refractor > #`d to 200), Mantle Home Run History (also parallels: Refractor > #`d to 500 and White Border Refractor > #`d to 200), and Box Loader packs 2:1 (Pack 1: Red Border SuperFractor parallel > #`d to 90, SuperFractor parallel > each is a 1-of-1, Printing Plate, Framed Printing Plate, or Autograph Rookie Framed Printing Plate; Pack 2: Alex Rodriguez `Road to 500).