- 6 Autograph Cards per Pack
- 1 Pack per Box
- Leaf is excited to announce its first ever Pro Set Baseball hobby release, 2021 Pro Set Metal Baseball Hobby. This release features some of Pro Set’s classic designs with the magnificent stylings of Leaf’s Metal technology! This set is certain to impress collectors with its unmatched checklist of draft picks, hot prospects and some of the game’s hottest young stars!