Size 120=4:
Jacket length=56cm;Chest=80cm;Sleeve length=45cm;
Size 130=5,6:
Jacket length=59cm;Chest=84cm;Sleeve length=48cm;
Size 140=7,8:
Jacket length=63cm;Chest=88cm;Sleeve length=51cm;
Size 150=9,10:
Jacket length=66cm;Chest=92cm;Sleeve length=54cm;
Size 160=11,12:
Jacket length=69cm;Chest=96cm ,Sleeve length=57cm;
Size 170=13,14:
Jacket length=72cm;Chest=99cm ,Sleeve length=60cm;
size: 120 fits for:110-120cm height /4 Years old
size: 130 fits for:120-130cm height / 5-6 Years old
size: 140 fits for:130-140cm height / 7-8 Years old
size: 150 fits for:140-150cm height / 9-10 Years old
size: 160 fits for:150-160cm height / 11-12 Years old
size: 170 fits for:160-170cm height / 13-14 Years old
Note:
1.There is 2-3cm difference according to manual measurement.(1 inch = 2.54 cm)