Five rows of equally spaced square knobs sandwiched between double rows of continuous ridges provide an extremely smooth rolling tire with unmatched gripPerfectly suited for rough or gravel roads as well as shooting off course to explore single trackPlus model features protite and bead to bead nylon puncture protection resulting in a 4 ply super tough casingTubeless700x38622TBLS - FoldBeltedBk/Blk75120No