newborn baby boy clothes outfits set with hat boutique infant little new born girl suit toddler fall costume onesie tracksuit c1018, Blue

infants size age height weight us size inch cm lb kg newborn up to 20 up to 50 5~8 2.3~3.6 newborn 0~3 months 20~24 50~61 8~13 3.6~5.9 3m 3~6 months 24~26 61~66 13~17 5.9~7.7 6m 6~9 months 26~28 66~71 17~21 7.7~9.5 9m 9~12 months 28~31 71~79 21~24 9.5~10.9 12m 12~18 months 31~33 79~84 24~27 10.9~12.2 18m 18~24 months 33~35 84~90 27~29 12.2~13.1 24m