For everyday cushioning and speed, Mizuno Wave Sayonara 3 running shoes provide an even better fit and performance. A new blown rubber outsole adds more cushioned comfort and improved traction. The softer mesh materials on the upper even create and more luxurious feel while you run. These neutral shoes transition smoothly and look fresh.Upper: Airmesh helps maintain a high standard of breathability and comfort. Padded tongue and heel collar enhance comfort. Flat laces reduce irritation.Midsole: U4ic midsole compound provides high comfort and performance, while being extremely lightweight. SmoothRide minimizes the rapid acceleration and deceleration of the foot during transition, creating the smoothest ride possible. Mizuno Wave Technology provides both cushioning and stability. Removable insole.Outsole: X-10 provides extremely durable carbon rubber that allows for longer wear in high impact areas and provides more traction at the heel strike.