Welcome to our store! Size Chart:(cm/inch) 0-6M -------- Length:28/11.02 --- Bust:40/15.75 --- Adviced Age:0-6 Months 6-12M ------ Length:30/11.81 --- Bust:42/16.54 --- Adviced Age:6-12 Months 12-18M ----- Length:32/12.60 --- Bust:44/17.32 --- Adviced Age:12-18 Months 18-24M ----- Length:34/13.39 --- Bust:46/18.11 --- Adviced Age:18-24 Months ★NOTE:The size age is recommended age! Please choose the size according your baby's actual condition! ★There is 2-3% difference according to manual measurement, please kindly understand! ★This is Asia size, not Amazon size, a little different with America. Please kindly check the size details before you order, thank you! ★Please note that slight color difference should be acceptable due to the light and screen. ★If you have any question, please do not hesitate to contact us, we will solve your problems as soon as possible. ( 1 inch = 2.54 cm )