Knock off the kilometres and the strain on your feet in the lightweight gel nimbus 19 now with improved fit and comfort this long distance running shoe for men offers huge amounts of cushioning thanks to the fluidride 20 midsole flytefoam bottom layer midsole and speva top layer midsole which increases bounce back characteristics while decreasing midsole breakdown made for neutral pronation road runners the gel nimbus 19 for men has a visible rear foot gel positioned closer to the foot