Estamico Infant Baby Boys Girls Winter Fur Shoes Snow Boots cotton Imported Synthetic sole Soft and comfy man-made fleece material Keeping your babys feet nice & warm Lightweight anti-slip sole is well well-crafted for baby's first walking Size 0-6 months=11cm/4.33 inches(Insole length); Size 6-12 months=12cm/4.72 inches; Size 12-18 months=13cm/5.12 inches; Perfect for baby's shower,birthday present,etc..