Amscan Beach Bum Cowboy Hat Hawaiian Summer Luau Costume Dress Up Party Headwear, Straw, 10" X 15" X 5". Costume Featuring traditional woven styling. Also has a fabric band around the crown. And has a broad brim that breaks in beautifully over time. Cowboy hat measures 10in x 15 1/4in x 5in high in the crown. One size fits most adults.