An UltraLight shell with astounding water-shedding properties, the Crystalline packs into its own pocket, yet sports an array of useful appointments. Grab this jacket for long backcountry trips, or tuck one into your backpack during the rainy season. Cut and sized specifically for women, the MemBrain Strata fabric breathes comfortably and moves with you, thanks to Marmot's innovative Angel-Wing Movement.