Sitka Gear Mountain Evo Jacket Subalpine Backcountry outdoor use and other high-exertion mountain pursuits demand more from your outerwear. You need protection from the elements but also gear that moves with you and breathes easily without weighing you down. Sitka Gear designed this lightweight technical jacket with GORE-TEX WINDSTOPPER® technology in areas that demand the most protection while incorporating body-mapped four-way stretch panels in areas demanding movement and breathability like the underarms and back. GORE-TEX INFINIUM™ fabric with WINDSTOPPER® technology Body-mapped four-way stretch polyester panels maximize mobility and breathability Ultrasonic welded seams add protection without adding bulk or weight Contoured hood for warmth and coverage that won’t block vision Zippered hand and chest pockets SIZE: made for tight fit ie smaller. Good stretch.