Each sealed box contains 12 packs of 40 cards each in a 330 card base set including one of 27 Rookies in every pack. Inserts: Topps Jumbo card 1:box, Record Numbers 1:6 (Gold parallel > various odds), Picture Perfect 1:4, Season`s Best 1:6, All-Matrix 1:4, Mystery Chrome 1:8 (Refractor 1:32), Autographs 1:140 and Hall of Fame Autographs 1:503.