Children's sports shoes made of eco leather have a fine perforation on the front. Mounted on a plastic platform. Insole made of material. Your child will surely love this model! The sneakers have a Velcro fastening. When choosing a size, refer to the size chart.1812.5/1913/2013.5/2114/2214.5/2315.5/2416/2516.5/2617/2717, 5/2818/2918.5/3019.5/3120/3221/3321.5/3422/3522.5 cm