Patagonia Men's long sleeved self guide hike shirt is the ideal shirt for either the trail or travel. Made from 100% recycled polyester this shirt is quick drying and lightweight making it a versatile shirt for many occasions. Featuring 50+ UPF sun protection and vertical vents in the midback to keep you cool and protected during those long days full of adventures.FeaturesMade of 2.8 oz 100% recycled polyester woven ripstop with 50+ UPF sun protection.Button down collar.Full length buttoned placket.Patch chest pocket with button and loop flap closure.Left pen pocket.Lower left side panel snap pocket for small items.Midback vertical vents for ease of movement and ventilation even when wearing a backpack.Sleeve secure with self fabric tabs when rolled up.Shirt has buttoned cuffs.A shirttail hem keeps shirt in place during movement and stays put under hip belt.Claimed Weight: 184gFair Trade Certified sewn.