Toe Style:Round Toe Sole Material:Rubber Heel High Style:Low heels Closing Method:Slip on Upper Material: Shoes Heel High:2.5cm/1.0 Package: 1 pair of shoes NOTE:The Size will be smaller due to concave design We suggest you select the appropriate size according to your foot length. Different computers display colors differently the color of the actual Item May vary slightly from the above . Size chart: Size:16 Insole Length :16CM/6.3 Recommended age :3.5-4 Years US:10 UK:9.5 EU:27 Suitable for:Toddler Size:17 Insole Length :17CM/6.7 Recommended age :4.5-5 Years US:11 UK:10.5 EU:28 Suitable for:Little Child Size:18 Insole Length :18CM/7.1 Recommended age :5.5-6 Years US:12 UK:11.5 EU:29.5 Suitable for:Little Child Size:19 Insole Length :19CM/7.5 Recommended age :7-8 Years US:13 UK:12.5 EU:31 Suitable for:Little Child Size:20 Insole Length :20CM/7.9 Recommended age :9-9.5 Years US:1 UK:13.5 EU:32 Suitable for:Big Kids Size:21 Insole Length :21CM/8.3 Recommended age :10-10.5 Years US:2 UK:1.5 EU:33.5 Suitable for:Big Kids Size:22 Insole Length :22CM/8.7 Recommended age :11-11.5 Years US:3 UK:2.5 EU:35 Suitable for:Big Kids Size:23 Insole Length :23CM/9.0 Recommended age :12-13.5 Years US:4 UK:3.5 EU:36.5 Suitable for:Big Kids