Cathal Sweeney has revolutionized winter hurling training with the creation of his glow-in-the-dark Glo Ball. Utilizing unique phosphorescent materials, this innovative product enhances visibility during low light conditions. Launched under the student enterprise GLO Hurling, the Glo Ball soared in sales and earned top honors in the Senior Category at the 2026 Student Enterprise Programme Finals, exemplifying how creativity can turn challenges into opportunities.