Open U-block tread design works well in wet and loose conditions while maintaining race-caliber rolling resistance Open U-block tread design works well in wet and loose conditions while maintaining race-caliber rolling resistance Tubeless ready easy, 18% more cut resistant sidewall and easier to mount SnakeSkin sidewall features enhanced puncture protection with minimal weight increase and grippy shoulders Addix Speed compound is the new PaceStar and offers improved speed, less rolling resistance, better durability and increased grip EBIKE25 - has achieved a passing rating for use with E-Bikes up to 25kph and is ECE-R75 approved SPDGRP - SpeedGrip - Addix SpeedGrip compound is Schwalbe`s all around performace upgrade compound well versed on all terrain and conditions *Please note that EBike rated tires also can be used with non-Ebikes and are generally more durable than standard tires