2026 Topps Series 1 Baseball Hobby Jumbo Box Sports creating a high-end

creating a high-end

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Each Hobby Box contains 12 packs with 5 cards per pack

Horizontal SSP insert

competitive possibilities

2026 Topps Series 1 Baseball Hobby Jumbo Box Sports creating a high-endCelebrate three quarters of a century of card collecting history with the absolute heavyweight format of the flagship launch. Marking the monumental 75th Anniversary of Topps Baseball, the 2026 Topps Series 1 Hobby Jumbo Box (HTA) is engineered specifically for serious collectors, set builders, and group breakers demanding maximum card volume, exclusive parallel trees, and guaranteed hit certainty.