If your job carries you over the Alaska Range, you’re going to break a sweat even when the temps are in the teens. Layer up in a weather shell built with maximum mobility and function in mind. The Bering Stretch Jacket is made of resilient, flexible, ultra-light 2.9-oz. polyester bonded to a 100% waterproof/breathable membrane. It lets sweat out and traps heat in thanks to Primaloft® Silver insulation. Performance workwear details like Armpit Gussets for unrestricted movement and waterproof pockets with electronic cord ports. Stretch storm cuffs plus hem toggle cinch keeps snow and biting wind from creeping in. Hits of 3M™ Scotchlite Reflective fabric keeps you safe after the sun dips over the horizon. It's one less thing to hold you back when you're working in the great wide open.