Vintage i believe this is wool or a wool blend plaid. though there is no tag. It has been washed in the machine and though it says it's an extra large it's fits More like a large. Maybe even a smaller large but bigger than medium. I'd say if you were medium or large it would fit you. Heavy warm cool looking old school shirt belong to my grandfather but unfortunately it's a little short on me and I don't think it fit him either as It seems unwornn