The Cloud X remixes the classic On Cloud sole for those of us who don't want to be restricted to one sport or one type of workout. Giving you soft landings & explosive take offs, the Cloud X is super lightweight & fully cushioned, ready to take whatever you have to throw at it. The perfect shoe for runners who actively mix their workouts, the On Cloud X features a one-piece engineered mesh upper, an adaptive first layer sock for comfort & 16 " Clouds", which move independently to support your natural gait. With elastic enhanced laces & a highly reflective logo, the Cloud X has strategically placed heel cushioning to keep your landing comfortable whilst enjoying a lightweight take off.