FN-SCK-010S - 5oz Chambray Short-Sleeve Work Shirt - Blue Size:40 | L but it is quite snug

but it is quite snug across the chest and shoulders

5oz Zimbabwe cotton

you can size down (may be a little snug in your elbows/forearms)

Note: Generally runs TTS for a classic fit

FN-SCK-010S - 5oz Chambray Short-Sleeve Work Shirt - Blue Size:40 | L but it is quite snugThe Flat Head 5oz Chambray Short Sleeve Work Shirt is the Spring Summer version of their classic Chambray. This original blue chambray fabric is produced on vintage shuttle looms with an uneven face and texture, adding to its allure. The Flat Head uses triple needle stitching on the major seams for added strength, and the selvedge placket and gussets add to its vintage charm. Note: These shirts generally run small compared to American brands. We