Here's a size 7 1/4 (New Era) VTG Notre Dame Baseball Cap........sewn graphics ..... is pre-owned and in good shape overall, shows some normal wear..........The Notre Dame Fighting Irish are the varsity sports teams of the University of Notre Dame. The Fighting Irish participate in 23 NCAA Division I intercollegiate sports. The Fighting Irish participate in the NCAA's Division I in all sports, with many teams competing in the Big East Conference. The school colors are blue and gold and the mascot is the Leprechaun.