The Tri-Sonic triathlon shoe is ideal for tough tri circuits. The shoe features a NRG Air Carbon reinforced sole that offers increased stiffness, 2 strong closure straps, and a Performance Pro footbed for great rider comfort.
 
NRG Air Carbon Reinforced Sole
NRG Air provides increased stiffness thanks to the new blend of nylon reinforced with fiberglass and enriched with carbon. As with the whole road soles collection, it features the AirFlow ventilation system. Vents favor an optimal air flow in and out. Compatible with SPD pedals.

Omega Heel
Omega Heel. More ventilation, grip and heel protection even with full-power downstrokes. The rigid profile offers stability combined with an ultralight design.

Performance Pro Footbed
EVA and microfiber offer lightness sole support and the perfect degree of stiffness to transmit all your power to the pedals.