Description The Nike Air Zoom Structure 22 running shoe is just like it looks: snappy and safe. Engineered mesh, out layer on the heel and dynamic support on the medial area interact to provide a soft and stable gait. Features Flywire cables secure the top of your foot. Engineered mesh provides targeted ventilation and support. Dynamic Support provides a smooth, stable transition. Partial bootie wraps the foot for a snug, comfortable fit. Notches at the tongue provide easy on and off.