Challenge Paris-Roubaix SC S Tubular -27-622 - black

The maximized volume (27 mm section) allows to ride safely even on the worst road conditions. The Corespun casing (cotton / polyester) delivers exceptional smoothness, stability and lightness. The high-density structure of the casing reaches 320TPI and make this tire very supple and provides a very low rolling resistance. Maintenance is required, however, lower than for casing made of silk. A special sealing protects the cotton against water and increases the durability. With Double Puncture Protection Strip (PPS2), two extra layer of highly resistant material between the casing and the tire to reduce the risk of punctures.
Weight supplement: manufacturer information