Each sealed box contains 24 packs of 9 cards including ONE Memorabilia or Autogra card. *Look for a boxloader on every box. *Collect all the in-season Rookie Call-Ups and Traded players to finalize your set with 2023 Topps Heritage High Number Baseball. *This set contains Real One Autographs, Clubhouse Collection Relics, all new inserts, and additional cards celebrating the 1974 and 2023 seasons!