Nike Flex 2013 Boys' Running Shoes. Watch as he flexes his athletic ability in the Nike Flex 2013 Run running shoes! Featuring ultra-lightweight construction, these flexible running shoes combine a lace-up front, an articulated Phylite™ outsole and deep flex grooves to give your little guy a comfort fit, exceptional cushioning and an incredibly smooth ride.
Mesh upper lends breathability
Synthetic overlays lend structural support
Molded sockliner conforms to the foot for a customized and supportive fit
Lace-up front offers a secure fit
Padded tongue and collar
Articulated Phylite™ outsole for ultra-lightweight cushioning and a resilient ride
Flex grooves outsole for enhanced flexibility and a smooth ride