What Our Gearhead(R) Experts Are Saying:"These shoes are built for runners who want to set records. The cushioning is responsive and energizing, and the 6mm drop strikes a perfect balance for natural motion and speed."The Adizero Adios Pro 4 Shoes are engineered for elite runners and those chasing their fastest mile. Designed with advanced Lightstrike Pro cushioning, these shoes deliver explosive energy return while maintaining an ultra-lightweight feel. The 6mm drop promotes a natural stride, enhancing efficiency over long distances or sprints. The sleek synthetic upper ensures optimal comfort and a snug fit. Whether we're taking on a marathon or a tempo run, the Adizero Adios Pro 4 is our ultimate partner for speed and precision.