Vintage French sale bleu de travail boiler suit

Vintage workwear from the 80's.
All in one boilersuit in bleu de travail which is french workwear in the typical sale shade of blue worn by workers all over France ,in this case painters or decorators judging by the few splashes on the garment!
This is one of a pair,nicely worn ,only one tear on the bottom left leg. Small size O,brand Au Molinel,all zips work!
Measurements inches flat: Shoulders 19 Sleeve23 Armhole 9 Neck 16 Length to crotch 28 length back 58
Chest(underarm) 21