Continental Competition TT is a special super-lightweight galuska with a smooth tread, designed especially for time trial and triathlon. Compared to the standard Competition model, it has a more flexible construction with a latex inner tube, resulting in 50 grams less weight. Dimension: 700x25C / 25-622 Protection: Vectran Breaker Compound: Black Chilli Recommended Pressure: 115-170 PSI Low weight at just 190 grams