The 2026 Topps Series 1 Hobby Box is a factory sealed box containing 240 standard-sized baseball trading cards. This set features cards of Major League Baseball players, including Hank Aaron, in English language. Each box includes 1 set of cards, with a focus on the MLB World Series and rookie cards. The cards are made of card stock and come with a label or sticker autograph authentication by Topps. Perfect for collectors looking to add to their sports trading card collection, this Topps Series 1 Hobby Box from 2026 offers a range of exciting cards for fans of the Boston Red Sox and baseball in general.