éPlease read the detail sizes before you buy,you could get the right size Because your baby grow fast,choose a bigger size will be better Thanks for your kind understanding Detail sizes:1Cm0.39inch size 6-12m (73) :Hip:58cm Length:59cm size 12-18m (80) :Hip:62cm Length:63cm size 18-24m (90) :Hip:66cm Length:69cm size 2-3years (100) :Hip:69cm Length:70cm size 3-4years (110) :Hip:73cm Length:73cmé