Big Dart Abstract Pop Art Colorful Button Down Top

Big Dart abstract pop art colorful button down top. Long sleeves with button closures. Flowy material. In excellent condition. No flaws or pilling. Fabric and care tags are missing. I believe this is a synthetic blend like rayon and is machine washable. Women's US 8. Measurements are taken one side, laid flat. Armpit to armpit: 19" Shoulder to hem: 24.75"