This tyre features continental puncture protection technology from bead to bead tough duraskin external fabric on the sidewall which protects the casing from sharp objects and their polyamidekevlar belt under the tread safetysystem breaker the safetysystem breaker is made up of kevlar reinforced high strength nylon fabric puncture and cut resistant but nevertheless light and flexible the tyre adjusts quickly to the surface below without raising the weight or rolling resistance noticeab