NWB ASICS Women's Running Shoes GEL-PULSE 12 Size 7 1/2 Tech & Materials Rearfoot GEL® technology cushioning system Attenuates shock during impact phase and allows for a smooth transition to midstance. AmpliFoam™ Midsole Engineered to maintain durability at softer densities, providing better flexibility, comfort, and platform adaptability ideal for natural running. Engineered Mesh Upper Multi-directional mesh material improves ventilation and stability.