Schwalbe pro one road bike tyre microskinthanks to the patented microskin construction the pro one road bike tyre is fast reliable and lightweight this is the absolute top model from schwalbefeatures bead folding casing microskin tl easy compound onestar pressure 70 to 110psi weight 225gtechnologies evo lineschwalbe evo line tyres are made using the highest grade materials to the very best possible standard the latest technology is used making the evo line schwalbes top of the r