A smooth, comfortable ride that's 20 years in the making. Packed with our revolutionary lightweight flytefoam® cushioning and other advanced technology from the ASICS® institute of sports science, the Nimbus caters to neutral runners of all levels. Its gradient jacquard-mesh fluid fit® upper strategically adapts to your foot's natural motion while 3-d printed overlays offer extra support to give you a customized fit that keeps you going mile after mile. Weight: 8.8. Heel height: 25mm. Forefoot height: 12mm.