This is a women's black and white sun hat with a wide brim in a one size fits all.
The tag does not say what it is made of, but it is possibly jute or some other multi fiber thick thread.
The black and white hat has a black cord band braided through silver tone metal.
The cleaning instructions for this hat are do not wash, bleach or iron and line dry.
The hat measures 15" in diameter outer width, 7.5" in diameter inner width, approximately 5" tall, and is in very good pre-owned condition.