100% Cotton Velcro closure Patch with Guy Harvey logo Sublimated tye-dye pattern on crown and bill Durable fabric holds its shape Keep the glare of the water and sun out of your eyes with this unstructured hat. An adjustable elastic back means you'll get the perfect fit every time. The crown patch with Guy Harvey's iconic logo lets everyone know you're a true angler. Helps Save our Seas! A portion of the proceeds from the sale of all official Guy Harvey merchandise benefits the Guy Harvey Ocean Foundation, which conducts scientific research and hosts educational programs to help save our seas.