The A'Two features responsive cushioning combined with an Air Zoom unit. Cushlon 3.0 foam provides support and responsiveness, while a bottom-loaded Air Zoom unit in the forefoot enhances energy return. A midfoot plate offers stability, and a herringbone traction pattern assists with movement. The design includes an injected molded heel counter and a durable upper that molds to the foot. Paneled ventilation on one side provides airflow. Cushlon 3.0 foam Air Zoom unit in the forefoot midfoot plate herringbone traction pattern injected molded heel counter paneled ventilation