X isn't just a boot. It's a recognition that speed should prise open defences, not dart down blind alleys. If you can't lead the charge with your lightning pace, jog on. But if you're ready to push past your limits, keep reading. These juniors' football boots have a lightweight synthetic upper with a foot-hugging fit that locks you in. The rubber outsole supercharges acceleration on artificial turf while a hook-and-loop closure helps ensure a comfortable fit.