Madam,Kindly let us know age group,
(Otherwise kindly follow given below reference for size 5-6years).
Sorry for delay reply. We have only 2-3 Yrs,4-5,6-7,8-9,10-11 like this only. If your child normal height and thin select size 4-5 or little fat compare then others select 6-7 .Our product is regular fit not slim fit. Still you have any doubts pls ask