Columbia Sportswear Tamiami Cachalot II Sun Hats, White, One Size;

It’s soft, lightweight, and comfy, featuring a highly breathable sweatband that wicks moisture from your brow. Omni-Shade‚ UPF 40 combines with a back neck flap and an extended brim to battle the harsh UV rays that abound on bodies of water. The neck flap can be rolled up or unbuttoned and completely removed. A plastic security clip attaches to your shirt collar, lest the hat try to escape along with the current.