Named after the penultimate climb on the 2002 tour, the Columbiere is designed for true road racing enthusiasts. The Columbieres slick design, with subtle siping, allows racers to cover ground in any conditions with plenty of confidence. Tire of choice for Health Net presented by Maxxis professional cycling team. Grooved slick design - front or rear. 2-ply nylon breaker for increased puncture resistance. Pro road competition tire.