Be ready for supreme comfort and support in the On Cloudflyer 4. Whether you want to start running, run every day or enjoy a different workout every day, the Cloudflyer 4 gives you plush support thanks to bigger, dual-density CloudTec® technology. This shoe features On’s unique Speedboard®, which is crafted with high-quality polypropylene and engineered for speed, while the Helion™ superfoam gives you highly responsive cushioning, so you can crush your next speed workout. A wider platform, new molded sock-liner and external heel counter keep your foot as secure as it gets, making it perfect for those with flexible arches or who overpronate. The thicker laces in a star pattern give your forefoot extra support throughout your run. This shoe provides serious comfort with a re-engineered mesh that improves durability and breathability. Plus, it has On’s plushest ever tongue. You can also feel good about wearing the On Cloudflyer 4—it contains 90-95% recycled polyester and a total of 35-40% recycled content overall, so it is both premium performance and planet-friendly. The On Cloudflyer 4 gives you performance, stability, cushion and style—all in one shoe. Read more in our On Cloudflyer 4 review.