12M is fit for the 60-70cm,2T is fit for the 70-80cm,3T is fit for the 80-90cm,4T is fit for the 90-100cm,
12M/S size : coat length is 36cm,bust is 24x2cm,sleeve length is 29cm,pant length is 45cm
24M/Msize : coat length is 38cm,bust is 25x2cm,sleeve length is 30cm,pant length is 47cm
3T/L size : coat length is 40cm,bust is 27x2cm,sleeve length is 31cm,pant length is 49cm
4T/XL size : coat length is 42cm,bust is 28x2cm,sleeve length is 32cm,pant length is 51cm
if baby is fat,please choose larger size. Manual measurement, may be 1-3cm error.