The Gust-X Windbreaker is constructed with a high-performance 0.2CFM Rated recycled ripstop shell that engineered to block out wind chill on a breeziest of days. A super lightweight performance layer, the Gust-X is designed to be easily packable without creating excessive carry weight on your journey. Built for real adventure, the micro ripstop construction offers additional strength to resist damage from abrasion in rough terrain.