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 dierent polymers each of them providing specifc performance qualities to achieve the optimal balance of opposing characteristics such as grip and rolling resistanceTechBelt casing adds a layer of high cut resistant fabric underneath the tread to provide superior puncture protection in a wide variety of conditions