With the Pirelli PZero Asimmetrico tire you get: Longitudinally grooved center tread section: Precise high speed directional stability & grip under power or when braking, Solid external tread area: Lateral stability when cornering & prompt response on twisting roads, an inner section with two heavily blocked bands & wide water drainage grooves: High grip coefficient on wet surfaces & reduced risk of hydroplaning, Exclusive tread compound composition with silica & synthetic polymers: Increases grip while reducing rolling resistance with the benefit of reduced acoustic & environmental pollution, and New ecological compounds that reduce rolling resistance by 20%, with consequent energy savings & reduced emissions.