The world's premier boot with cushioning Predator« and flexible PowerPulse. UPPER: Kangaroo leather for durability, lightness and a glove-like fit. Features a smaller but extremely strong external heel counter. Includes reengineered Predator« that is more integrated into the power zone for shooting power. Predator« technology is also in the swerve zone for passing and shot power and control. Removable, dynamic PowerPulse, a Tungsten powder-filled element, shifts weight towards the point of impact.