Nike Flex Runner 3 Suede Slip Resistant And Breathable Support Low top Kids Running Shoes Kids. 31.5 195 13.5C 13. 31 190 13C 12.5. 30 185 12.5C 12. 29.5 180 12C 11.5. 28.5 175 11.5C 11. 28 170 11C 10.5.