P ZERO Race 4S is the successor of the famous P ZERO Velo 4S: a further evolution of Pirelli's best-selling all-season tire. The new SmartEVO Compound enhances performance on wet and cold tarmac while the new TechBELT construction continues to provide the handling and racing feeling that made the P ZERO family famous all over the world. A slightly thicker tread improves the mileage of the tire making it the ideal solution to cycle in every season without giving up on its racing soul.SmartEvo Compound - Latest generation blend of smart polymers to provide maximum grip with a low rolling resistance also on wet surfacesTechBELT - High performing casing structure with an added layer of high cut resistant fabric underneath the tread to provide superior puncture protection in a wide variety of conditionsDeep sipes are paired with a thicker tread pattern resulting in improved grip in cold weather more mileage and better puncture protection