A sock-like fit enables an effortless step-in convenience. We have re-engineered the bottom unit from scratch. Even better cushioning and a smooth forward-rolling sensation. A new dual-density CloudTec® midsole from Helion™ superfoam. Adding to that: a Speedboard® that repurposes the saved energy from landing into powerful take-offs. The improved vamp mesh upper stays true to the iconic Cloudswift aesthetic, it adds key upgrades in terms of comfort and breathability.