The Contact Plus City is exactly the right tire to explore the city securely and relaxed thanks to a tread pattern made for pavement, efficient rolling characteristics, and a maximum of puncture protection. With its ECE-R75-certification, cyclists can ride economically and save energy even on e-bikes. Reflective sidewall stripe for added visibility Suitable for E-Bikes and packed with protection to keep you rolling Specially designed for e-bikes, the SafetyPlus Breaker features an added layer of highly flexible natural rubber into it&';s design. The result is an extremely cut and puncture resistant breaker ply which has a low rolling resistance thanks to its high elasticity. This helps by saving battery life and the environment E50 e-bike rating features a high quality structure with puncture protection to reduce premature wear brought about by the additional driving force