All-purpose open tubular ( clincher) that will give you more than you can expect from a clincher tire. Built with the same 320 TPI casing of our tubular tires for low rolling resistance and incredibly supple ride feelings. Suited for training and racing for everyone that wants the excellent characteristics of a tubular and the easiness of mounting of a clincher tire. The special tread will grant outstanding grip and cornering stability in all weather conditions. Corsa models come with black colored sidewalls for a more aggressive look and four colors of choice for the rubber tread. Use Racing , training, fast recreational riding Size 700 x 23 / 700 x 25 / 700 x 28 / 700 x 32 Weight 205 grams ± 10% (700 x 23) TPI 320 Threads Per Inch (120/cm) Pressure 6/9 bar (85/135) Protection Protection RKB – Resilient Kinetic Belt Casing Compressed Pes/Co corespun cotton Rubber tread Natural rubber and silica exclusive compound Sidewall Protection SPS – Sidewall Protection System