Beautiful children's sandals are made of plastic upper. The open toe and heel allow the shoes to be properly ventilated. Fastening with adjustable strap with buckle. The front strap is decorated with flowers. The sole is made of rubber and is nonslip. When choosing a size, refer to the size chart.1912,5/2013/2113,5/2214/2314,5/2415/2515,5/2616/2716,5/2817/2918/3018,5cm