Incredibly soft cushioning, lightweight materials, and enhanced breathability. Everything you need in your go-to running shoes.. Mesh upper is lightweight & breathable. Stretch bungee laces for easy on/off & a secure fit. EVA sockliner provides soft, step-in comfort. One-piece EVA midsole turns cushioned landings into explosive takeoffs. Lightweight, durable outsole. Lace type: Stretch elastic.