205/45R17 Continental UltraContact UC7 84V RunflatExpertly engineered, the UltraContact UC7's wet braking performance has improved by 16% over the previous UltraContact model, meaning braking distances have been shortened. Coupled with an increase in handling performance of 7%, contributes to the UltraContact UC7's outstanding braking and grip in wet and dry conditions. A combination of our Diamond Compound, Advanced Aqua Channels and Noise breaker 3. 0 technology all contribute to the outstanding