Reliable, universal, efficient. This is the characteristics of the new profile. The compound Silica Medium Compound (SMC) in combination with the profile form enhances good ride on dry and wet road surface. The construction Racing-Pro 127 with the aramide reinforcement is designed for racing and hard training purposes. The construction Sport 56 is durable training version. The technology Puncture's Fear (PF) enhances higher resistance to puncture.