Continental: The racing classic The name Grand Prix has become a brand of its own in cycling circles worldwide. This is the tyre from which the famous GP5000 originated. The Grand Prix now sits below the GP 4000 S II in the range, at a different price point, offering a 180 tpi casing, Poly-X anti puncture technology and a BlackChili compound. All of these components ensure that cyclists using the Grand Prix can be sure of race winning technology.With options in 25mm & 28mm as well as 23mm, the Grand Prix focusses on comfort and reliability, ideal for long yet fast days in the saddle.German made Black Chili rubber - at a great price!Popular race-standard road bike clincherPoly-X densely woven anti puncture breaker