zapatillas de running New Balance niño niña constitución ligera talla 40 entre 60 y 100 A-COLD-WALL* Dirt Mock sneakers are case in point. The slip-on uppers are constructed using water-resistant, rubberised leather, used to juxtapose features of technical outerwear with luxury styling. Underneath, they’re finished with chunky, traction-focused rubber to give the utilitarian look.