Awesome US Army Environmental Command stencil blanket lined denim chore jacket from the 1960s. Size on the tag is listed as a 38 and fits a bit larger like a Medium, see measurements below to ensure a good fit. 

Good vintage condition, average signs of fading and wear throughout. See photos for details

Tag: Missing (likely Blue Bell)
Size on tag: 38
Best fit: Medium
Materials: Cotton, Wool

Chest: 44" (22" pit to pit) Chest measures larger due to liner
Shoulder: 19" across
Length: 29"
Pit to sleeve: 18"