The NEW Women's Wave Luminous 2 provides a soft midsole and dynamic energy return with the new MIZUNO ENERZY technology. MIZUNO ENERZY (FOAM): Offering versatility in its application, while still maintaining softness and resilience. It will help enhance performance capabilities. DynamotionFit Bootie Construction: DynamotionFit Bootie construction offers a comfortable, snug fit and maximum stability. MIZUNO WAVEA(R): The MIZUNO WAVEA(R) plate disperses energy from impact to a broader area providing a stable platform and a superior cushioning. XG Rubber: Extra grade rubber. High traction (grip) to the floor. INTERCOOL: Cool and dry. Offers great breathability. Ventilation system reduces heat and humidity build-up inside the shoe during performance.