Mizuno Wave Horizon 3 Women's Running Shoes Astral Aura/Silver : The new Mizuno Wave Horizon 3 running shoes continue to offer runners with a cushioned and supportive ride, now with an enhanced fit. This model features AeroHug technology to ensure a more adaptive fit for a comfortable running experience. Cloudwave and U4ic midsole materials provide lightweight, long-lasting cushioning. What's New?:AeroHug technology wraps around the foot to help eliminate space and provide a more adaptive, comfortable fit. Technical Elements Upper: Durable and breathable engineered mesh upper provides a soft feel around the foot. Midsole:U4ic compound in the top midsole ensures lighter weight, durable, and more cushioned resiliency. Cloudwave provides with a fan-shape provides a balance of stability and responsiveness. U4icX heel wedge for a softer feel. Removable insole. Outsole:SmoothRide Engineering(TM) creates a smooth, rocking-chair-like transition from heel to toe. X10A(R) durable carbon rubber delivers longer wear in high impact areas and supplements traction at heel strike.