The 2025 Topps Series 1 Baseball Hobby Box contains 240 standard-sized trading cards featuring players from the Major League Baseball (MLB) teams such as the New York Yankees, Atlanta Braves, Los Angeles Dodgers, and Baltimore Orioles. This box includes a variety of cards from the set, including base cards, exclusive rookies, parallels, and inserts. The cards are made of card stock and come in one box, with autographed cards being hard-signed by the players themselves in their MLB World Series uniforms. With top players like Juan Soto, Shohei Ohtani, and Mike Trout included, this collection is a must-have for baseball card collectors and fans alike.