The P ZERO Race is designed to pack all the benefts of tube-type technology into a race-ready all-rounder tire, balancing handling, speed and grip. SmartEVO compound uses a blend of three different polymers, each of them providing specifc performance qualities to achieve the optimal balance of opposing characteristics, such as grip and rolling resistance TechBelt casing adds a layer of high cut resistant fabric underneath the tread to provide superior puncture protection in a wide variety of conditions