Unusual long chore coat or warehouse coat. It is French blue colour cavalry twill fabric with SAACMA (Service Auto Administration Centrale Ministere Armées) logo on chest pocket, two further outside pockets and an inside pocket. There is a half belt on the back.
About a size L/XL.
Mesurements:
Pit to pit 24.5” (63 cm)
Pit to cuff 19.5 (50 cm)
Length down back 36” (41 cm)