V shaped tread pattern custom design for precise grip and high speed acceleration. Fast rolling smooth round profile with water evacuating siping. PD - 5mm highly elastic rubber breaker that resists even the sharpest road debris. REF - Reflective sidewall striping or hotpatch to aid in low light visibility. EBIKE - has achieved a passing rating for use with E-Bikes up to 28mph and is ECE-R75 approved . *Please note that EBike rated tires also can be used with non-Ebikes and are generally more durable than standard tires