The Randonneur Tech tire features a semi-slick tread for the city and touring, with subtle siping for wet weather use. E-bike compliant Graphene compound rolls fast, and when used on an e-bike, extends battery life. Reflective sidewall stripe increases your visibility for oncoming motorists. The Solid Shielding puncture protection layer makes punctures a thing of a past. Reflective stripe for safety around traffic. Regulation-compliant for e-bikes and its low rolling resistance has a positive impact on the battery performance. Not approved for use with hookless rims.