NWT Patagonia Men's Long-Sleeved Cayo Largo II in XXL in Chambray: Feather Grey Lightweight, Fast-Wicking Fabric 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 Relaxed Styling, Button-front placket and a lie-down collar, Two Buttoned Pockets, The two front pockets close with buttons, Zippered Security Pocket A zippered security pocket on front-left chest can hold a medium fly box or a passport