Demolisher Our top sprint spikes with the latest technologies. Upper: Lace cover. Synthetic leather upper for lightweight and durability. Lining: Foam. Inlay: EVA insole for comfort. Outsole: Full length spikeplate. Permanent Z-Spikes for best traction and weight reduction. Sizes: 4-13,14,15 145765 Metallic Silver / White / Black 016338 Black / Blue Silver / Scarlet 044149 Master Blue / Blue / Silver Metallic