Built with the innovation of Swiss engineering, ON Cloud Waterproof running shoes are incredibly flexible and cushioned. These slip-ons come with a set of laces in case you want to tie them up. The springy, very recognizable and unique outsole balances every step and activates postural muscles. An exceptionally smooth upper covers the feet in comfort and a soft feel. According to ON, these shoes are designed for feet that want to move all day long and provide superior cushioning with maximum lightness and flexibility.