Stay in comfort all day in this On Men's Cloudrunner 2 Waterproof Shoes in Wolf / Dust. The Cloudrunner 2 Waterproof Shoes by On feature a new mesh upper made from 100% recycled polyester; built for stability, the midsole now features helion superfoam for a higher energy return; outsole: rubber compound with enhanced traction pattern; midsole: upgraded to helion superfoam. The On Cloudrunner 2 Waterproof Shoes is made of Recycled polyester.