Our most technical, long-sleeved button-up is designed specifically for hot and humid conditions. Made from a stretchy, quick-drying, ultralight recycled nylon/polyester blend, the Sun Stretch features zippered chest pockets that accommodate a passport or fly box. Rolled up sleeves secure with tabs. Made from an ultralight 55% recycled nylon/45% polyester blend that dries in a flash for all-day comfort Mechanical-stretch fabric allows for greater comfort and ease of motion while casting Two vertical zip-closure chest pockets; zippers are 100% plastic to prevent corrosion in salt water and humid environments Collar snaps keep collar from flapping on windy days Hidden lens cleaner at the hem keeps optics clear