Maxxis Ardent DC EXO TR Folding Mountain Bicycle Tire.

An aggressive tread in high-volume casings distinguishes the newest addition to Maxxis' downhill and mountain disciplines. Designed with great traction in mind, the Ardent doesn't forget the racer. Large block-style side knobs offer numerous edges for high-speed corners. Center tread, while designed for braking and accelerating traction, also features ramped knobs to minimize rolling resistance. With a wide variety of size offerings, the Ardent captures every mountain rider's needs.