The Arc'teryx Men's Cormac Comp SS Shirt is a technical shirt for hot weather trail running with versatility to perform across a wide range of activities and environments. This shirt's design and patterning are specifically selected to maximize fabric performance, enhance your freedom of movement, and elevate air flow, while giving you a look that transitions to hiking or daily wear. Based on the same stretch knit fabric, Ostria™, known for excellent moisture wicking and sun protection, the Cormac Comp Shirt adds highly air permeable Reza™ mesh fabric in the side panels for added breathability. Additionally, the no reflective blades enhance cross-over versatility. The Arc'teryx Men's Cormac Comp SS Shirt will have you dry and comfortable through all your outdoor adventures.