Gravel/Cyclocross tire with tread designed for dirt, gravel or loose terrainCenter and intermediate knobs on the Raddler are slightly taller than those of the original Riddler, thereby increasing tire lifespan without negatively affecting rolling efficiencyTall, toothy outer lugs ensure your favorite gravel descent doesn`t unravel in the final cornerFR: Fast Rolling, with WTB`s Dual DNA rubber compound that optimizes efficiency, traction and durability, A firm, long-wearing centerline tread with softer side knobsLight: Lighter weight compound conforms to trail objects while still providing a happy balance between low rotational weight and reliabilityTCS - WTB`s Tubeless Compatible System, sealant based tubeless system with improved bead shapeTubeless700x40622TBLS - FoldBk/Blk5060LIGHT/FR/TCSNoUPC/EAN/GTIN: 714401108295