Kids jr mercurial x vortex iii tf turf football boot kids jr mercurial x vortex iii tf turf football boot provides the fit touch and traction needed for todays fast paced game with rubber studs that enhance multidirectional traction on turf surfaces synthetic leather upper enhances durability and ball touch internal cage provides a locked down fit treading on rubber outsole is tuned for turf surfaces eva foam in the heel offers responsive cushioning synthetic l