YIXINAN Breathable Running Mesh Sport Sneakers for Kids Boys Girls (Little Kids/Big Kids) Rubber Material: imported sandwich mesh fabric,the bottom is soft TPR (shock proof) rubber sole:Soles are very soft and can bend, curl. And anti slip, breathable. Easy to wear law, elastic welt, children can wear their own. Please confirm the size chart,CM is foot length.Size is the standard sports shoes