This is the continental top contact ii 700c folding clincher commuter tyre designed specifically for serious touring cyclists and commuters alike this tyre has a new and improved tread patters for a smoother cornering feel and faster rolling new materials and modern design features make this tyre seem ahead of its time continental has used their vectran breaker belts under the tread for the most effective and lightest puncture protection available vectran is lightweight extremely durable