The Peter Grimm Fergie Bucket Hat is made of 100% Hand Crocheted Toyo. The 3 inch brim provides excellent UPF 50+ Sun Protection The elasta-fit comfort band allows enough stretch to fit most. This hat is packable and can be rolled up or folded to fit nicely in your bag for safe travel and still look great when you arrive at your destination. Sold at Free People and Peter Grimm. Approx. 4 1/8" Square Crown 2 1/2" Downturned Brim https://www.petergrimm.com/product/fergie-bucket-8/?srsltid=AfmBOoqwbvQ_HIfixgwzsI8f0yNmjmkIuUIF0QZVU8srghnZpxwbCl-k