The Sky’s the limit. The all new Wave Sky raises the bar in premium neutral cushioned running. Incorporating CloudWave technology and SmoothRide engineering, this shoe delivers the ultimate in a plush cushioned luxurious running experience. Cloudwave - Full Length cloudwave technology is engineered to provide the most cushioned landing and smoothest transition possible. Jacquard mesh - A plush glove like fit with strategically placed reinforcement for a dynamic, supportive fit. U4ICX - Midsole (Bottom Wedge) provides a plush, cushioned landing and a smooth transition. Flexgrooves - Deeper flex grooves in the forefoot provide a more flexible and efficient toe-off. Smoothride - Independent decoupling in the heel provides a cushioned, smoother and more flexible landing.