Using Experience From World Tour Racing Teams Mitchelton-SCOTT And Trek-Segafredo, Coupled With A Constant Desire For Excellence, The Pirelli Engineers Have Developed The Best Performing Tyre Ever Concieved By The Iconic Brand.The P ZEROÔäó Race TLR is crafted to pack all the benefits of tubeless technology, grip, rolling and handling, into a race-ready all-rounder which outperforms anything we have done before, tubulars included. After three years of development working with the fastest racers at the World Tour level, Pirelli designed this new tubeless-ready tyre with the new SmartEVO compound to provide our Pro Riders, as well as yourself, with the best Pirelli tyre ever made!Key Benefits┬áLow rolling resistanceDry & wet grip,Supreme comfortPuncture protectionMileage longevitySuperior handling for extreme safety feeling.TechnologySmart Evo Compound - Latest generation blend of smart polymers to provide maximum grip with a low rolling resistance = Faster coupled with better control on any road or surfaceTechwall+ Road - New TLR casing technology with multiple layers of reinforcement to provide superior puncture protection within a lightweight structure framework = High performance all-rounder with best in class weight to protection ratioTubeless Ready - Rim compatibility developed under ETRTO standards and for modern wide rimsOptionsSizes: 700x26c, 28cCasing: 120tpi, TLRTech: Techwall+Compound: SmartEvoWeight: 26c > 270g, 28c > 295gOptimal Internal Rim Width: 26c > 19mm, 28c > 19mm┬á