Size: 19 Insole Length: 11.5cm/4.52" Recommended Age: 0-6 Months US: 4.5 UK: 3.5 EU: 20 Suitable For: Infant Size: 21 Insole Length: 12.5cm/4.92'' Recommended Age: 6-12 Months US: 5.5 UK: 4.5 EU: 21 Suitable For: Infant Size: 23 Insole Length: 13.5cm/5.31'' Recommended Age: 12-18 Months US: 6.5 UK: 5.5 EU: 22.5 Suitable For: Toddler Size: 25 Insole Length: 14.5cm/5.71'' Recommended Age: 18-24 Months US: 8 UK: 7 EU: 23 Suitable For: Toddler Size: 27 Insole Length: 15.5cm/6.10'' Recommended Age: 2-2.5 Years US: 9 UK: 8 EU: 25 Suitable For: Toddler Infant Boys Girls Socks Shoes Toddler Fleece WarmThe Floor Socks Non Slip Prewalker Shoes Features: It is made of Good materials,Soft hand feeling, to your baby. Rubber shoe head protect your toes, buffer impact, protect your toes from injury. The socks mouth adopts high elastic material, no tight, but also can effectively maintain the comfort of the shoes socks and is not easy to slide. Cute cartoon pattern design socks will make the child fall in love. The socks are great for both boys and girls to wear in all occasion. Breathable and Comfortable, Good for daily use and easy to take off or wear. Please allow 1-3mm error due to manual measurement. Shoes for Boys toddler shoes Baby Sneakers 【SOFT】 - Soft, Anti-Slip and Lightweight Sole is easy to learning walk. Fashion Design: The infant sneaker shoes for baby’s crawling and walking. It’s the Good shower gift for newborn first walkers.