Voberry Unisex-Baby Infant ' ' Cute Snow Boots Soft Sole Prewalker Toddler Warm Shoes Package content:1 pair boots Size Chart For Baby Shoes (Unit:cm/inch) Size:11,Length:11CM,Inches:4.3",Age:0~6 Month,UK:1.5,US:2.5 Size:12,Length:12CM,Inches:4.7",Age:6~12 Month,UK:2,US:3 Size:13,Length:13CM,Inches:5.1",Age:12~18 Month,UK:3,US:4