New balance 720 v4 junior boys running shoes the kids new balance 720 v4 junior boys running shoes provide a super comfortable ride thanks to the imeva midsole along with a the lightweight moulded outsole with a rubber overlay for increased traction while out on the track these new balance running shoes also benefit from a no sew upper that helps to reduce skin irritation along with mesh panels to increase breathability for a cool and comfortable fit a lace fastening front provides a secure