Packed with revolutionary lightweight FlyteFoam® cushioning and other advanced technology from the ASICS® Institute of Sports Science this new edition of the Nimbus line caters to neutral runners of all levels. Its gradient jacquard-mesh FluidFit® upper strategically adapts to your foots natural motion. Meanwhile 3D printed overlays offer extra support for a more customized fit that keeps you going mile after mile. Reflective details help keep you visible on those low-light runs. Synthetic fiber upper for strength and natural flex. Synthetic leather midsole for strong cushioning. Rubber outsole for traction you can trust.