Versatile tread with directional deep siping, a prominent center section and textured shoulders for use on hardpack and pavement Versatile tread with directional deep siping, a prominent center section and textured shoulders for use on hardpack and pavement KD - 1.5mm thick composite mixture of rubber and Kevlar fiber belting increases protection from thorns and other piercing debris EBIKE25 - has achieved a passing rating for use with E-Bikes up to 25kph and is ECE-R75 approved