Use Racing, fast training Size 700 x 25 / 700 x 28 Weight* 225 grams 700 x 25 / 250 grams 700 x 28 TPI 120 / 240 threads per inch Pressure  90/130 psi (700 x 25) / 90/115 psi (700 x 28) Protection Belt Vectran™ Puncture resistant barrier Casing Priority Rubber tread SPC Silica tread compound Inner tube None supplied Valve based on tube used Mileage Dependent on riding conditions & riders weight