The easy-wearing Solar Sombrero is a lightweight, moisture-wicking lid that protects your head and neck during long, hot days on the water. Nylon fabric with DWR finish provides UPF 50+ protection on top of head and brim; mesh fabric offers extra breathability Adjustable stampede strap Easy fit elastic sweatband for comfort and range of fit Foam brim for floatation Black underbrim for glare reduction FABRIC TECH: Top of crown and brim: 100% nylon TactelA(R) ; TeflonA(R) DWR water-resistant finish Side of hat panels: 100% polyester mesh ITEM #: PG-13968