Europe Size 122 to US: 3T

Europe Size 122: Corresponds to a height baseline of 122 $\text{cm}$ (48 $\text{in}$), a waist baseline of 57 $\text{cm}$ (22.4 $\text{in}$), an inseam baseline of 55 $\text{cm}$ (21.7 $\text{in}$), and a hip baseline of 66 $\text{cm}$ (26 $\text{in}$).

US: 3T: Corresponds to a height baseline of 98 $\text{cm}$ (38.6 $\text{in}$), a waist baseline of 51 $\text{cm}$ (20.1 $\text{in}$), an inseam baseline of 39 $\text{cm}$ (15.4 $\text{in}$), and a hip baseline of 56 $\text{cm}$ (22 $\text{in}$).