Shaving off a whopping 30 grams from the original, the TT version of the Pirelli PZero Velo Clincher Tire provides top-tier road racing performance with excellent wet and dry grip and reliable durability, all in an insanely lightweight package. Functional Groove Design and Ideal Contour Shaping technologies ensure minimal rolling resistance and nimble handling to make it easier to hold your line and maintain momentum, while the innovative SmartNET Silica compound scores high with features such as rolling and wet grip, mileage, and puncture protection.