NWOT Plaid rayon lightweight blouse shirt top

Brand - Unknown NWOT Blue White 100% rayon super-soft lightweight plaid button down shirt blouse top. Great for layering. Size M mentioned on the shirt.But I think it can be worn by L/XL. I am size regular L in most tops. Posting a pic wearing it so you can get an idea. Approx measurements 22 inches pit to pit Total height 29-30 inches Shades of Blue / white / button down shirt top. Thank you for looking.