> Hello, we sell is Asia's size, usually 1-2 size is smaller than the European dimension and USA size!!!
I'm afraid you put our size and European size mixed.Please doesn't follow the system size chart!!!
if you want make a very correct choice you should choose by the size chart at the Second image !!!

>available: 2-3Y,3-4Y,4-5Y,5-6Y,6-7Y,7-8Y

>ASIA SIZE Chest/ Length / Shoulder
2-3Y: 70cm/ 39cm/ 40cm/
3-4Y: 74cm/ 42cm/ 42cm/
4-5Y: 78cm/ 45cm/ 45cm/
5-6Y: 82cm/ 48cm/ 49cm/
6-7Y: 84cm/ 51cm/ 52cm/
7-8Y: 86cm/ 53cm/ 55cm/