The Ardent doesn’t forget the racer with large block-style side knobs offering numerous edges for high-speed cornering. The center tread, while ideal for braking and accelerating traction, also features ramped knobs to minimize rolling resistance. With Exo sidewall protection which is an extremely cut-resistant and abrasion resistant material added to the sidewalls of select mountain tires. This densely woven fabric is also lightweight and highly flexible, ensuring that the performance of the tire remains unaffected. Choose EXO Protection for exceptionally rocky, treacherous trails where the chance of sidewall cuts and abrasions is high.