The women's Mizuno Wave Sky 5 packs a generous bed of bouncy cushioning to propel you through as many miles as you can handle. Mizuno employs its latest cushioning, called ENERZY Core, to power the new Wave Sky. The premiere foam is the softest and bounciest material Mizuno has ever made, giving you a smoother, more-cushioned ride than ever before. Embedded in the midsole is Mizuno’s signature Foam Wave. The two-layer feature disperses energy from landing across a broader area to create a stable platform while maintaining the shoe’s soft feel A woven upper with a simple pattern streamlines the shoe for a clean, modern look, making the women's Wave Sky 5 suitable for running marathons or running errands.