Size information for reference:Inner length 11.5cm, suitable for the foot length 10.5-11cm, recommended age 6-8 monthsInner length 12cm, suitable for foot length 11-11.5cm, recommended age 9-11 monthsInner length 12.5cm, suitable for the foot length 11.5-12cm, recommended age 12-13 monthsInner length 13cm, suitable for the foot length 12-12.5cm, recommended age 14-15 monthsInner length 13.5cm, suitable for the foot length 12.5-13cm, recommended age 16-17 monthsInner length 14cm, suitable for the foot length 13-13.5cm, recommended age 18-20 monthsInner length 14.5cm, suitable for the foot length 13.5-14cm, recommended age 21-22 monthsNote:Manual measurement, there may be an error of 1-2 cm. Thank you for your understanding.Due to the difference of the monitor, the color of the picture may be different from the actual item.The recommended age is for reference only. Please measure the length of your baby's feet to choose the correct size for your baby.Packing list: 1 pair of baby sandalsSize reference: 1 inch = 2.54 cmIf you would have any questions, please feel free to contact us.