100% Polyester Guy Harvey artwork on back Tag-free label for added comfort Machine washable Breathable fabric This colorful sun protection top has all the authentic details Guy Harvey is known for. It'll be your young fisherman's go-to top for wearing with his shorts or swimwear. It's made of 100% polyester, making it soft, breathable and comfortable. Plus, there's no scratchy label to bother him. Your Purchase 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.