In her Hudson River Valley studio, Carole and her team handcraft each hat from a base of champagne 100% sinamay straw. After each hat with braided brim is shaped over a heated mold, it is accented with matching champagne straw ribbons and a two-toned silk centennial rose. Handcrafted exclusively for Uno Alla Volta, from the heart and hands of the artisan. Dimensions - Approx. 22.5'' inner circumference.