Pirelli P ZERO Race TLR SL Tire - 700, Tubeless, Folding, BlackThe P ZERO Race TLR SL is crafted to pack the key benefts of tubeless technology grip rolling and handling into a race day tire emphasizing on speed and handling. SmartEVO compound uses a blend of three dierent polymers each of them providing specifc performance qualities to achieve the optimal balance of opposing characteristics such as grip and rolling resistance Tubeless Ready TLR casing technology with multiple layers of reinforcement to provide