Updraft delivers responsive acceleration and sustained speed on gravel. It features a modern file center tread for speed and pronounced shoulder knobs for confident, tactile feedback in loose conditions and unpredictable corners.Light & Supple casing delivers a compliant ride with minimal weightTubeless-ready casing prevents flats, boosts traction and comfort at low pressuresFast compound provides low resistance for a fast-rolling tireItem SpecificationsColorBlackDefined ColorBlackFlat ProtectionTread and SidewallISO Diameter622 / road / 29"ISO Width (mm)40Labeled Size700 x 40PSI50Tire BeadFoldingTire Diameter700cTire Intended UseGravelTire TypeTubeless Ready ClincherTPI120 Teravail Updraft Tire Tires UPC: 708752530249