3POMMES Girls size chart:

Size
Height (cm)
Chest (cm)
Waist (cm)
Hip (cm)
3
98
53
50
53
4
104
55
51
56
5
110
57
53
59
6
116
59
54
62
8
128
63
57
69
10
140
70
61
77
12
152
77
64
84