The 2026 Bo Jackson Battle Arena "Ken Griffey Jr. Edition" sealed hobby box contains football trading cards featuring players like Ken Griffey Jr. and Bo Jackson. Manufactured in 2025 by Bo Jackson Battle Arena, this box includes standard-sized cards made of card stock. Each box is sealed and contains 1 set of cards focused on the National Football League (NFL) and the "2026 The Griffey Set." This limited edition collection celebrates iconic athletes and events in football history, making it a coveted item for sports trading card enthusiasts and fans of legendary players like Ken Griffey Jr. and Bo Jackson.