The City Reflective tire features a tough Protek Plus layer under the tread that was designed to make punctures a thing of the past. And the tread pattern makes this tire particularly well-suited to asphalt and cement.Protek Plus layer under tread to resist puncturesSilicium-compound tread for low rolling resistance and mud sheddingItem SpecificationsWeight965gPSI36-73PSITire BeadSteelISO Diameter622 / road / 29"ISO Width47mmLabeled Size47Color Tread/SideBlack/BlackTire TypeClincherTire Diameter700cTire UseCross/HybridDefined ColorBlack