Significantly larger and stronger outer blocks with V-grooves for additional braking and cornering control. Great combination of speed and grip perfect for racing and trail riding. SnakeSkin feature enhances puncture protection with minimal weight increase. Tubeless ready easy 18% more cut resistant sidewall and easier to mount. SpeedGrip - Addix SpeedGrip compound is Schwalbe`s all around performace upgrade compound well versed on all terrain and conditions. EBIKE25 - has achieved a passing rating for use with E-Bikes up to 25kph. *Please note that EBike rated tires also can be used with non-Ebikes and are generally more durable than standard tires