The new Grand Prix 5000 S Tubeless Ready: Lighter, faster and with stronger sidewalls. The new standard in road tubeless ready technology. Ride faster, more comfortable and with increased puncture protection. Made to make you better. For initial mounting we recommend to use at least 30 ml of Conti RevoSealant per tire. Then spin the tire (wheel) to spread the Conti RevoSealant inside of the tire and pump to the allowed maximum pressure. Check the pressure before the next ride and adjust to your desired PSI. BlackChili Compound: Its all about how you mix it The crucial balance. The rolling properties of the rubber compound of a tire are primarily determined by three interacting factors: stiction [grip], rolling resistance and mileage [longevity]. The dilemma: If you improve any one of these factors, it can have a detrimental effect on at least one of the others. A tire with maximum grip wears quicker and rolls more slowly. If you then make a tire roll faster and more durable, grip,