Max-cushioned shoes to help you stay speedy on long runs and races Responsive cushioning keeps your stride springy from start to finish Carbon fiber midsole plate adds energy and flexibility to your run Arch band lacing system creates a snug yet comfortable fit Rubber zones in the outsole save weight without sacrificing traction Snug inner sleeve and low collar conform to your foot as you run Heel arches away from your ankle to relieve Achilles pressure Item #NKE02A5 Upper Material synthetic Closure lace Midsole React cushioning (EVA), carbon fiber plate Sole EVA, rubber Support Type neutral Cushion maximum Heel / Forefoot Height 34/23mm Drop 11mm Claimed Weight 9.65oz (size 10) Recommended Use road running