1950s Jeans 12.5oz Regular Straight Selvedge Denim - Used gvClassicChambrayWorkShirt note that the color is

note that the color is more of a off-black or a washed black appearance (may be due to the corduroy sheen)

you would probably wear a L in these thermals for a slim fit

wearing size M for a comfortable but snug-fitting jacket

along with an elastic drawstring waist

1950s Jeans 12.5oz Regular Straight Selvedge Denim - Used gvClassicChambrayWorkShirt note that the color isThe Studio D'Artisan 1950s Jeans is made from their original 12. 5oz selvedge denim, woven on vintage Toyoda G3 power looms. These jeans have been given a thorough "used" wash and distressing to capture the unique fading that characterized the era with a distinct oxidized look. The result of the G3 weaving technique, which has been manually adjusted, is a unique unevenness and rough texture that is difficult to produce with modern machines. The