Moncler Navy Seine Jacket

SIZING 

Size 1 / Small - 20.5" PTP
Size 2 / Medium - 21.5" PTP
Size 3 / Large - 22.5" PTP
Size 4 / Large - 23.5" PTP

*PTP is the measurement from one arm pit to the other.

If unsure on the fit, compare measurements to another item you have that fits.