The Randonneur features a Aquaflow tread pattern made of Aramid 3-D compound, making it fast on city roads in all conditions, while still remaining safe.Aramid Endura 3-D compound treadDouble Shielding puncture protectionAqua-Flow tread pattern|Item SpecificationsISO Diameter622 / road / 29"ISO Width35mmLabeled Size35Color Tread/SideBlackTire TypeClincherTire Diameter700cIntended UseRoadDefined ColorBlack