Size: 80,90,100,110,120
80: fit height 70-80 cm, please choose 9M, 12M
90: fit height 80-90 cm, please choose 18M, 24M
100: fit height 90-100 cm, please choose 3T
110: fit height 100-110 cm, please choose 4T
120: fit height 110-115 cm, please choose 5T
1 inch = 2.54cm