2026 Topps Baseball Series 1 continues the celebration of the 75th Anniversary of Topps Baseball with a hanger box format loaded for collectors. Built on the new 2026 design, Series 1 delivers a massive 350-card Base Set featuring today’s biggest MLB stars, top rookies, Future Stars, League Leaders, and team cards. The Series 1 Hanger Box offers excellent value with a high card count and multiple guaranteed inserts and parallels. Each pack includes exclusive foil parallels and a mix of classic and modern insert designs, making it a great option for set builders and casual rippers alike. Celebrate the legacy of Topps Baseball with anniversary-themed inserts and parallels honoring the brand’s rich history, including Cover Athletes, 75 Years of Topps Die-Cut Autographs, and 75 Years of Topps Baseball Autographs. Box Break (per pack) 59 Total Cards 51 Base Cards 2 Base Card Diamante Foil Parallels 1 Blended Rate Insert Card 1 1991 Topps Baseball Insert Card 4 Stars of MLB or Titans of the Game Insert Cards Product Highlights Celebrate the 75th Anniversary of Topps Baseball 350-card Base Set with stars, rookies, and legends Diamante Foil Parallels in every hanger Classic 1991 Topps Baseball inserts High card-count retail format