Mountain Hardwear Geist Vest 100% Nylon Your body's core will stay warm as the vest is wind resistant and quick-drying. A safety feature is built in to the vest as luminescent highly reflective print found on all sides ensure visibility for nearby traffic. A chin-guard adds protection at the neck from zipper chaffing. The vest is extremely lightweight and compact when folded or packed, making it an easy and important addition to any hiking biking or camping trip. An enhanced Durable Water Repellent finish has been coated to the body fabric and will last through 100 washes for additional protection during light rain.