These are size Large for both the OR and the Rothco (green) $14. The Rothco large is quite a bit tighter fitting like a proverbial glove.
I used them both out on a walk this morning, temps in mid 30's. The poly Rothco's are definitely behind the wool OR for warmth but not bad in todays temp.
Attachment 83017
“Remember, being healthy is basically just dying as slowly as possible,” Ricky Gervais
Thanks, @JHC