Flexible support and explosive speed combine in the adidas adiZero LJ — designed specifically for long jumpers and pole vaulters. Synthetic overlays across the toebox for support and lockdown during takeoff. Molded EVA midsole for lightweight cushioning with every step. Pebax outsole plate is designed specifically for the needs of long jump and pole vault approach and takeoff. Sharkskin traction pattern and spikes grip the track on approach for an explosive takeoff. Includes 3/8 pyramid spikes and a wrench. Wt. 7.8 oz.