Your next flight is taking you fishing, hiking through jungles, and you can only have a carry on. This superlight weight Patagonia Cayo Largo II Short Sleeved Shirt for men is the perfect shirt for multi-tasking. Made of a lightweight, fast-wicking 69% organic cotton/25% recycled nylon/6% hemp cross-dye twill fabric that breathes easily, even in the heat. The two front pockets close with buttons and a zippered security pocket on the front-left chest can hold a medium fly box or a passport. Just keep traveling.