Each sealed box contains 12 packs of 30 cards each in a 300 card set (including 40 Rookies). Parallel sets: Blue, Red Backs, Teal Explosion, Green (#`d to 149), Silver (#`d to 99), Red (#`d to 49), Artist Proof (#`d to 25), Gold (#`d to 10), and 1-of-1 Artist Proof Black.
***Look for randomly inserted insert & autograph cards. ***Great for set builders***