<p>Upgraded to outpace the demands of road running, this sock-fit shoe sports a ribbed lacing cage that locks your foot comfortably to the springy foam sole.</p><p><strong>Perfect for:</strong> Road runners who need responsive, full-foot cushioning that stands up to the challenges of navigating concrete and asphalt surfaces.</p><p><strong>Upper: </strong>Flat-knit engineered mesh maximizes airflow and accommodates multiple foot sizes in the one-piece sock upper. Ribbed lacing cage provides a locked-in fit that moves dynamically with your stride. Perforated toe box enhances ventilation when your intensity heats up.</p><p><strong>Midsole Drop:</strong> 8mm. Classified as a mid-drop measurement, it pushes your foot forward to support a more natural mid/forefoot strike.</p><p><strong>Sole:</strong> Dual-density midsole made with two types of Helion™ superfoam provides soft landings and powerful toe-offs. Previously made with TPU, the new nylon-blend Speedboard® puts responsive energy under every stride. Full-length CloudTec® sole collapses and rebounds with every step for a smooth, springy ride.</p>