Float to the finish line in the Wave Sky 7. Experience the rigidity of a multi-layered Mizuno foam wave midsole providing greater stack, softer landing and smoother transitions assisted by our softest and highest energy return midsole property, Mizuno Enerzy core. Further refinements to the upper material provides a further enhanced and adaptive fit with smooth stretch woven. With an extra 2mm thickness of midsole stack and wider base for stability, experience the feeling of floating while on your run in the super comfortable Wave Sky 7. Foam wave technology Foam wave, two foams with different densities in a wave geometry, boosts stability from heel to toe while maintaining a soft, smooth ride. Constructed with a softer Mizuno Enerzy top layer more resilient Mizuno Enerzy bottom layer for ideal balance. Floating cushioning Mizuno Enerzy core delivers super soft cushioning and bouncy energy return, while the full Mizuno Enerzy midsole provides a soft and stable ride from heel to toe. Adaptable and dynamic upper Updated smooth stretch woven upper is lighter weight and more breathable for an enhanced fit that expertly adapts to the shape of your foot throughout the run. Stable neutral The stable, neutral midsole design and adaptive upper makes the wave sky 7 an ideal shoe for medical referrals and for those using an orthotic device. Sustainability More than 50%recycled content on upper body textile. More than 90% recycled content on upper body lining textile. More than 90% recycled content on sockliner lining. Fit advice A more forgiving fit through the rearfoot and midfoot increases comfort while maintaining a secure hold. The forefoot feels a bit more relaxed and longer in length than the wave sky 6 without the need to change from your normal size.