US: Newborn to Europe Size 74

US: Newborn: Corresponds to an age bracket of Newborn (0–1 month) (approx. height baseline of 50 $\text{cm}$ / 19.7 $\text{in}$), a head-and-neck opening circumference baseline of 14 $\text{cm}$ (5.5 $\text{in}$), a length baseline of 16 $\text{cm}$ (6.3 $\text{in}$), utilizing soft hypoallergenic stretch standards designed for infants, toddlers, and youth.

Europe Size 74: Corresponds to an age bracket of 6–12 months (approx. height baseline of 74 $\text{cm}$ / 29.1 $\text{in}$), a head-and-neck opening circumference baseline of 18.5 $\text{cm}$ (7.3 $\text{in}$), a length baseline of 27 $\text{cm}$ (10.6 $\text{in}$), utilizing soft hypoallergenic stretch standards designed for infants, toddlers, and youth.