Keep him firmly rooted on the ground no matter how hard he runs wearing the Nike® Flex Runner! These ultra-flexible running shoes are made with a lightweight FlexRunner outsole that has grooves cut to promote natural flexibility.Breathable bootie construction with synthetic overlaysEasy slip-on design with elastic band for a secure fitCushioned insoleLightweight FlexRunner outsole with grooves cut to promote natural flexibilitySoft fabric liningStretch tongue and collar for comfortLightweight synthetic toe overlayFabric pull loop at heel and tongue for easier on and offNike® branding details