Keep going in challenging conditions. Made with woven Pertex Equilibrium, this men's outdoor shirt wicks sweat and protects against wind and light rain, so you stay focused on the trail. The shirt is extremely lightweight, weighing in at 60 grams, and packable for longer treks. It's cut slim with a half-zip design for customizable ventilation. Bonded seams move smoothly across your skin, and a reflective logo stands out on the chest. Pertex Equilibrium is a lightweight and soft fabric that wicks moisture away from the body and is water repellent. Material: Nylon, Polyester Double Weave.