Description This wind shell is made with our ultra-light, ultra-thinmaterial. Every detail has been designed with the goal of weight reduction. Protects against the wind while effectively venting hot air to keep you dry and comfortable even during intense activity. Small enough to fit in the palm of the hand when packed down, this wind shell is perfect for trekking or running. Its slimmer silhouette prevents movement in the wind. Material 7-denier Ballistic Airlight nylon ripstop (water repellent finish)