"Women's Mizuno® Wave Sky 9: If you want a max-cushion daily trainer that makes long miles feel genuinely comfortable, the Women's Mizuno Wave Sky 9 is worth a close look. Built for neutral runners who want serious cushioning without a heavy or sluggish feel, it's the kind of shoe you reach for on easy runs, long runs, and the days when your legs need a break. At 9 ounces with a 6 mm heel-to-toe drop, it sits in that sweet spot between soft and structured - enough cushion to take the edge off high mileage, enough responsiveness to keep the ride from feeling dead.The MIZUNO ENERZY NXT midsole uses nitrogen-infused EVA to create a soft, high-stack cushion that still has some life to it when you push off. MIZUNO FOAM WAVE geometry works underneath to disperse impact and keep each stride feeling smooth and even - so transitions don't feel abrupt even when you're tired. The stretch woven upper moves with your foot rather than against it, giving you a breathable, secure fit that doesn't feel stiff or restrictive. The X10 carbon rubber outsole handles the durability side, holding up in the high-wear zones so the shoe stays reliable well into your mileage. The Wave Sky 9 is also built with eco-friendly materials for runners who care about sustainability alongside performance.Why Our Fit Experts Love This Shoe""I put these on for a longer easy run and noticed right away how soft the landing felt without the shoe feeling mushy. The cushioning really holds up toward the end of a run when your feet start to feel it - that's where the Wave Sky 9 earns its keep. If you're logging consistent miles and want something that feels good from mile one to mile ten, this one's hard to argue with."" - Sabrina, Road Runner Sports Fit Expert, San Diego, CAWho It's Best ForThe Wave Sky 9 is a strong fit for neutral runners who prioritize cushioning on daily training runs and longer efforts. If you're putting in high mileage and want a road running shoe that keeps your legs feeling fresher over time, the soft, high-stack ride here is exactly what you're after. It also works well for runners who spend a lot of time on their feet and want a shoe that stays comfortable from start to finish without sacrificing structure. If you size up in running shoes, note that this one fits best when you go up a half size. VIP Family members can take the Wave Sky 9 for a 90-Day test drive with our Perfect Fit Guarantee."