Improvise. Scavenge. Protect. Adapt. Our Nike ISPA collection helps you adapt to your environment and move comfortably within it. Using a 2-layer design, the Nike ISPA vest 2.0 creates controllable airflow. The durable outer layer provides water-repellent coverage from the elements, while the inner layer is made from cool, breathable mesh. Zippers lets you open up as much as you want to stay cool and comfortable.