CN Size 80: suitable for height 80cm, suggest age 12M
CN Size 90: suitable for height 90cm, suggest age 2T
CN Size 100: suitable for height 100cm, suggest age 3T
CN Size 110: suitable for height 110cm, suggest age 4T
CN Size 120: suitable for height 120cm, suggest age 5 or 6
CN Size 130: suitable for height 130cm, suggest age 7 or 8
CN Size 140: suitable for height 140cm, suggest age 9 or 10
CN Size 150: suitable for height 150cm, suggest age 11 or 12