From the pavement to the gym, Fli-Lyte 4 delivers lightweight versatility, making it your go-to shoe for up-tempo daily miles and your favorite workout. The sleek new upper features a recycled engineered mesh with zero overlays for lightweight security and a breathable, comfortable fit. New lace stays on the tongue keep it locked in place over the foot. The midsole gets an upgrade with ZipFoam, delivering more response and resisting compression set over time. These lightweight running shoes features a widened 23 x 20 mm platform for an even smoother and more stable ride.