Aerusi Roll-up Straw Wide Brim Bowknot Beach Sun Hat Visor Material: 100% Paper Straw Wide brim floppy hat keeps sun off your face | Adjustable bowknot nylon touch fastener back closure to fit most head size and open-top for tied-up hair Features a roll-up function, incredibly convenient as it is foldable for easy storage or for taking on the go while traveling Brim: 5 inches. Band: 21 inches | Roll up dimension (approx): 7.5 inch x 3.5 inch x 3.5 inch Ideal for Beach, Outdoor Activity