The On Women's Cloudflyer Waterproof Running Shoes are light and watertight, ready to support any runner accomplish their goals. The next-gen design in these running shoes combines lightweight cushioning with a 100% wind and waterproof membrane. These running shoes are all about comfort and stability thanks to the Helion™ superfoam, a bespoke Speedboard™, and a 3D-molded heel. Don't forget about the super-plush tongue and wider outsole used in the construction of these running shoes. The new membrane is 100% wind and waterproof and highly breathable. A midfoot stability tube means support and a foot-hugging feel. These shoes feature reflective details in the heel, forefoot and laces to keep you safe and visible at night. Helion™ and CloudTec® combine for lightweight agility and heavy impact protection. The On Women's Cloudflyer Waterproof Running Shoes lock the elements out so you can put the work in.