Double fog color TPU tongue standard has the advantages of simple operation, by heating to stick to the standard tongue tongue, with tension, not easy deformation, not easy to fade, hot pressing, strong adhesion and not easy to fall off. The advantages of using TP tongue standard not only environmentally friendly, but also save manpower, improve production efficiency, and slowly get the whole shoe the industry recognized and sought after. After several years of development, now sports leisure shoes tongue standard basically has been replaced by the standard TPU tongue.