Each sealed box contains 4 packs of 7 cards. *Pull 1 insert or parallel card per pack and 4 exclsuive base set X-Fractor parallels per box. *Hunt for Julio Rodriguez rookie on-card autographs. *Base Cards – This 400-card set includes the original 300 cards from Stadium Club on Chrome technology, plus an additional 100 cards featuring more rookies, modern-day stars, and retired greats. *Base Card Autographs – Over 50 select players with on-card autographs! Gold Refractor Parallel, Red Refractor Parallel, Shimmer Refractor Parallel (RETAIL EXCLUSIVE), SuperFractor Parallel