Avenue Women’s 3/4 Sleeve Button Down Red & Black size 14/16

Avenue Women’s 3/4 Sleeve Button Down Red & Black size 14/16. 69% Cotton 26% Nylon 5% Spandex Shirt is a deeper red with some black mixed in. See last image I’m pointing at a stain or it’s just part of the fabric, I’m not sure, this has been hanging in my closet for years.