Dimensions of the garment in cm.

circumference
("in peace")
circumference (stretched) inseam length
2 years 45 67.5 33
4 years 48.5 70 40.5
6 years 53.5 75 48.5
8 years 54 76 51
10 years 57.5 80 57
12 years 62 83.5 63.5