The Fluxion II Shoes Black/Yellow has a revolutionary fit to make the perfect lightweight running shoe.
Rubber outsole for max durability. Molded foam insole for light underfoot cushioning. Micro-perforated ventilation across front for added breathability. U4icX midsole foam cushions impact and creates a smooth running stride. 3/4-length Zoom Air unit combines with Cushlon Foam for soft, responsive cushioning with every step.