The Formula Pro Tubeless X-Guard is the strongest tire in the Formula Pro series with wider tread and extra puncture-proof performance. The all new X-Guard Belt ++ covers the tire sidewall from bead to bead with a 40x40tpi anti-puncture protection barrier. - WX-Guard double-layer bead-to-bead puncture protection - The wide cross-sectional shape provides improved rolling resistance

A high-performance road tire exhibiting great grip, puncture resistance, and aerodynamics at a competitive weight - Anti-flat belt protection improves puncture and side-cut resistance - Aerodynamic sidewall 'fins' fills the gap between the tire and the rim