Vintage 1980s French Vest
By Jet, Made in France. 
Vintage 1980s vest, 100% cotton. 
Lovely thick quality, ribbed knit in navy blue with stretch.
Brand new/ deadstock, still in original packaging.  
Nb. This listing is for one vest only.
Measurements
I estimate that this vest would best fit a modern S or M.
Labeled a vintage Men’s Size L.