Continental Grand Prix 4 Season 700C X 25 Road Tyre

A robust all-season tyre with reliable puncture protection and maximum service life A reliable companion for tourism and training; not afraid of sun and rain Excellent puncture protection thanks to the double Vectran puncture protection insert Superior grip and durability with reliable DuraSkin side protection Technology: Vectran: The standard in puncture protection: - Vectran is a synthetically produced high-tech fiber from a natural model. Like spider silk, Vectran is a liquid crystal polymer. (LCP). Vectran is drawn from molten liquid Vectra polymer and further processed into multi-strand fibre. Spider silk such as Vectran™ has tremendous tensile strength at very low weight.: exactly the properties needed for processing into a premium Continental bicycle tyre as a puncture protection insert. The Vectran breaker is lighter, more flexible and provides more effective cut protection than a comparable nylon breaker.. The Vectran breaker does not have a negative effect on rolling resistance. DuraSkin: To withstand blows: - Tires with DuraSkin sidewall protection must withstand impacts. They are used in the harshest conditions.. On courier bikes, the tires slide on curbs; On touring bikes they cross continents without wearing out. In cycling races they have to endure tough tests such as Paris-Roubaix. High-quality polyamide fabric protects the tire carcass from the worst conditions. These tires stand out due to their brown sidewalls.