Stormproof GUARANTEED TO KEEP YOU DRY™ GORE-TEX 2L is waterproof, windproof, breathable, and durable to keep you on the move in all weather, period. Insulated Where You Need It Low-profile PrimaLoft® insulation is focused around the core, leaving your arms unrestricted. Small Details Make a Big Difference Stuff like pit zip vents, a waist gaiter, water-resistant zippers, and power mesh wrist gaiters keep you dry and comfortable through storm cycles and bluebird days alike. All the Right Pockets Oh yeah, there's a pocket for everything: Hand-warmer pockets, chest pockets, and a bicep pass pocket, plus interior power mesh dump pockets, and a zippered interior pocket with insulation for keeping your device warm. Low Environmental Impact Bluesign® approved materials reduce impact on humans and the planet during manufacturing.