Boys Girls Fashion Sneakers Air Running Shoes for Little Big Kids Athletics Sport Trainer Tennis Basketball Shoes Below it will help us choose right size for shoes, compare the chart size with your feet length carefully before ordering.Thank you! Size Chart: US 10 Toddler = Insole Length 7.19 inch = EU 28 US 11 Little Kid = Insole Length 7.47 inch = EU 29 US 11.5 Little Kid = Insole Length 7.72 inch = EU 30 US 12 Little Kid = Insole Length 7.98 inch = EU 31 US 13 Little Kid = Insole Length 8.24 inch = EU 32 US 1 Little Kid = Insole Length 8.5 inch = EU 33 US 2 Little Kid = Insole Length 8.76 inch = EU 34 US 3 Little Kid = Insole Length 9.02 inch = EU 35 US 4 Big Kid = Insole Length 9.28 inch = EU 36 US 4.5 Big Kid = Insole Length 9.54 inch = EU 37 US 5.5 Big Kid = Insole Length 9.8 inch = EU 38 US 6.5 Big Kid = Insole Length 10 inch = EU 39 US 7 Big Kid = Insole Length 10.2 inch = EU 40 If your foot is wider or fatter than the standard foot, we suggest that you consider increasing one size and order.