5GEN cushioning provides ultimate protection for a soft yet responsive ride.M-Strike promotes efficient running mechanics by encouraging a midfoot strike.Dupont® Delrin® Stability Plate is a high-performance acetal resin in the midfoot that provides a responsive and supportive ride. The Skechers GOMeb Speed 4 is a responsive road racing flat. It's excels in 10k to half marathon racing but has versatility to go up or down in distance.