Upper:Fabric ; Outsole:EVA Synthetic sole Upper:Premium precise breathable fabric cloth,offers maximum breath and comfort. Lining:Soft woven fabric,keeping the feet dry,prevents soles sweating. Outsole??Flexible ,stability EVA Sole,shock absorption,gives the foot maximum range in movement. Convenient hook & loop closure design for easy on and off,help kids put on shoes easier and quickly by themselves. Imitate foot model, mark outline, not easily deformed, effectively protect kids’ growing feet, perfect for daily use, walking, running, traveling, etc.