adidas adiZero 5-Star 4.0 J - Boys' Grade School In a cleat this fast and flashy, you opponents will see you. But they won't catch you. Built with an ultra-strong SprintSkin upper, featuring ShockWeb for a lighter weight. TECHFIT construction provides ideal lockdown. Anatomically molded EVA insoles add comfort. 5-star frame with a reinforced top plate is the ultimate blend of lightweight, strength, and traction.