Designed specifically for fine loose gravel, the Terreno T30 features a low profile, densely packed octogon tread with stepped height knobs on the shouldersAnti-puncture belting beneath the tread paired with additional sidewall and bead protection for reduced chances of back road flatsEndurance formula, Graphene infused compound developed for maximum durability, grip and longevity100 TPI endurance casing made specifically for gravel riding to be durable yet supple and responsiveTubeless700x40622TBLS - FoldBeltedBk/Blk520100NoUPC/EAN/GTIN: 8022530036726