AfterPay Available - The On Cloudflyer 4 is designed for those who need mild to moderate stability, but don't want to compromise on premium cushioning. Featuring a CloudTec midsole with Zero Gravity foam in the heel, and Helion superfoam in the forefoot to offer softer landings and even more explosive take-offs. The re-engineered mesh, combined with On's plushest tongue to-date create a next-level running experience in comfort.