J.Crew Button Down Blouse

J.Crew Button Down Blouse, cobalt blue, velvety texture. Super light weight and flowy. Unknown material as the materials tag has worn off. Stain on the inside collar near the tag as shown in photos. Not visible when wearing. Also 2 other small stains, one on the left arm and one on the right pocket. These are circled in photos and not noticeable. These all may come out with dry cleaning. Please see all photos for condition and measurements.