Mens nike mercurial vortex iii fg firm ground football boot mens nike mercurial vortex iii fg firm ground football boot combines a synthetic leather upper with embossed ridges and an all tpu plate for the fit touch and traction needed for todays fast paced game synthetic leather upper provides durability aggressive horizontal ridges embossed into the upper create friction to enhance ball manipulation full length tpu plate provides durability and traction contoured perfora