The Roubaix Armadillo Elite is an endurance road tire that's well suited for smooth and rough roads alike. That's because it's fast like any competitive road tire, only it features a unique casing with bead-to-bead protection for added puncture protection. The 25mm casing smooths your ride and keeps you fresh, while the 23mm tread handles quickly. It features a slick center tread for low rolling resistance and shoulder sipes for increased surface adaption and grip. Roll with confidence.