Topps Baseball Update Series features all the best action from the 2019 season and is a must have for every baseball fan! Showcasing player transactions and mid season rookie call ups, to season highlights and MLB All Star Game content, the 2019 MLB season isn't complete without the release of Topps Baseball Update Series! Featuring a checklist offering 300 total cards showcasing rookie call -ups, veteran transactions, season highlights and all of the superstars from the 2019 MLB All-Star Game and Home Run Derby! Beginning with 2019 topps baseball update series, silver packs will now be inserted directly into hobby boxes and will no longer arrive loose. 1 pack inserted into every Hobby Box. 14 cards per pack, 24 packs per box. 48 cards per jumob pack, 10 packs per box.