2023 Bowman Chrome Baseball Hobby Box. Configuration: 12 packs per box. 5 cards per pack. 2023 Bowman Chrome rolls out the red carpet for another stellar prospect class from around the globe! – Build the entire 100-card Base Set of top rookies and veterans and 100-card Chrome Prospect set! Box Break: – 2 Chrome Autographs – 1 Prospect Shimmer Parallel – 1 Prospect Process Insert.