AHEAD OF THE ELEMENTS - UNBEATABLE PERFORMANCE, ALL YEAR ROUND.With increased wet grip and puncture protection, this outstanding clincher will deliver an unbeatable ride. Its unique tread design is developed to shed water from your path even faster than the P ZERO VELO. Wet or dry, the 4S will rise to the challenge.Key BenefitsThe all round performance cold weather tyre,Balanced dry & wet grip,Low rolling resistance,Increased puncture protection,Higher mileage longevity,Increased comfort.TechnologySmartnet Silica,Functional Groove design,Ideal Contour Shaping.