Gender:Girls and Boys Shoe upper material: Closure Type:Slip on Style:Casual Fashion Package content:1 Pair Shoes(Not Including shoes box) Size chart: Size:14 Insole Length:13.5cm/5.31 Recommended age:12-18 Months US:7.5 UK:7 EU:22 Suitable for: Size:15 Insole Length:14.5cm/5.71 Recommended age:2-2.5 Years US:8.5 UK:8 EU:24 Suitable for:Toddler Size:16 Insole Length:15.5cm/6.10 Recommended age:3-3.5 Years US:9.5 UK:9 EU:26 Suitable for:Toddler Size:17 Insole Length:16.5cm/6.50 Recommended age:4-4.5 Years US:10.5 UK:10 EU:27.5 Suitable for:Little Child Size:18 Insole Length:17.5cm/6.89 Recommended age:5-5.5 Years US:11.5 UK:11 EU:28.5 Suitable for:Little Child Size:19 Insole Length:18.5cm/7.28 Recommended age:6-7 Years US:12.5 UK:12 EU:30 Suitable for:Little Child Size:20 Insole Length:19.5cm/7.68 Recommended age:8-9 Years US:13.5 UK:13 EU:31.5 Suitable for:Little Child