The Vittoria Rubino features a nylon 60 TPI casing and a Kevlar Endura 3D compound for a good performance with high duration and an exciting road behavior.60 tpi nylon casingKevlar Endura 3-D compound tread for high mileagePRB puncture protectionItem SpecificationsWeight300gPSI100-125PSITire BeadSteelISO Diameter622 / road / 29"ISO Width23mmLabeled Size23Color Tread/SideBlack/RedTire TypeClincherTire Diameter700cIntended UseRoadDefined ColorBlack