Five rows of equally spaced square knobs sandwiched between double rows of continuous ridges provide an extremely smooth rolling tire with unmatched grip Perfectly suited for rough or gravel roads as well as shooting off course to explore single track Plus model features protite and bead to bead nylon puncture protection resulting in a 4 ply super tough casing Tubeless 27.5x1.90 584 TBLS - Fold Belted Bk/Brn 60 120 NoUPC/EAN/GTIN: 4931253018411