The square-lugged open tread pattern offers stability in loose or wet terrain, while the stiff outside knobs grip at lean angles like nobody's business. Tough - A double layer of light casing, TCS Tough tires are composed of two full layers of casing, bead-to-bead, leaving no area unprotected on our burliest tires. HG - High Grip, 45a durometer, glue-like conforming rubber over a firmer 60a durometer supportive base for uncanny traction. TCS - WTB's Tubeless Compatible System, sealant based tubeless system with improved bead shape. TT - WTB's new triple compound, TriTec featuring a hard base level, medium center knobs and softer shoulder knobs for improved traction and performance.

⚠ WARNING California Residents: Proposition 65 Warning