Material: PU Leather Size-------Inner length---------Age 21---------13.5cm/5.31"------1Years old 22---------14cm/5.51"--------2-2.5Years old 23---------14.5cm/5.71"------2.5-3Years old 24---------15cm/5.91"--------3-3.5Years old 25---------15.5cm/6.10"------3.5-4Years old 26---------16cm/6.30"--------4-4.5Years old 27---------16.5cm/6.50"------4.5-5Years old 28---------17cm/6.69"--------5.5-6Years old 29---------17.5cm/6.89"------6-6.5Years old 30---------18cm/7.09"--------6.5-7Years old 31---------19cm/7.48"--------7-7.5Years old Item Include: 1pcs kids shoes