The size means age ranges for child,they are general guidance only,we recommend you to check carefully<br> Keep her look causal with these classic denim overalls sets from CHUMHEY<br> Detail sizes:1Cm=0.39inch<br> size 3-6 m (65) Pants length:59cm Hip:58cm Shirt length:29cm Bust：48cm<br> size 6-12m (73) :Pants Length:60cm Hip:58cm Shirt length:30cm Bust：50cm <br> size 12-18m (80) :Pants Length:63cm Hip:62cm Shirt length:31cm Bust：52cm<br> size 18-24m (90) :Pants Length:69cm Hip:66cm Shirt length:33cm Bust：54cm <br> size 2-3years (100) :Pants Length:70cm Hip:69cm Shirt length:34cm Bust：58cm<br> size 3-4years (110) :Pants Length:73cm Hip:73cm Shirt length:35cm Bust：60cm<br>