Each used Patagonia® Worn Wear® style is inspected for quality, expertly cleaned and backed by our Ironclad Guarantee. Our most technical, long-sleeved button-up shirt is designed for hot and humid conditions. Built with a stretchy, quick-drying, ultralight recycled nylon/T400® polyester blend, the Men's Long-Sleeved Sun Stretch Shirt features vertical zippered chest pockets that can accommodate a passport or a fly box. Made in a Fair Trade Certified™ factory. The Used Men's Long-Sleeved Sun Stretch Shirt is fully backed by our Ironclad Guarantee and you can find it on Patagonia.com | Patagonia Used Men's Long-Sleeved Sun Stretch Shirt in Dark Natural, Size Medium - Recycled Nylon/Recycled Polyester