Celebrating our Irish roots, the Celtic Men's 2025/26 Authentic Third Shirt. With eye-catching pastel shades inspired by the Ireland's tricolour flag, and a bold, stripped-back four-leaf clover icon, our unbreakable bonds with the emerald isle are represented proudly. This Authentic Shirt is designed for athletic performance, with extra-breathable fabric composition, along with various other cutting-edge features. This is the shirt that the players will wear on matchdays: a professional standard.