Essential for fishing. Designed for a day on the water, this shirt is packed with features to keep you cool and protected. Made with sweat-wicking fabric and a vent on the back yoke to increase ventilation. Constructed with poly-nylon fabric for durability and UPF 40+ protection. Patented convertible sleeve system for adjustable comfort. Secure-close chest pockets and built-in glasses cleaner for on-the-go storage. Button Down Collar.