For cyclists seeking a very high-performance tyre for all conditions. &8226; Faster & safer thanks to a better grip on wet surfaces. The new Michelin PRO4 Service Course tyre improves speed by 16% in curves on wet roads* &8226; A new standard in mileage performance & reinforced cutting protection compared to the PRO3 Race model Technical Solutions &8226; An original bi-compound mixture with greater stiffness at the centre of the tread & more grip in the shoulder &8226; A new sharper tyre profile optimises both the workability & tyre-ground contact surface area 700 x 23c