Experience the enhanced breathability and superior comfort of the 2014 PreCip Jacket and Marmot's NanoPro technologya "waterproof and windproof, this is a great lightweight, packable shell for the trail or town. Nylon ripstop fabric backed by Marmot NanoPro for durable waterproof, windproof protection and advanced breathability NanoPro microporous technology with Dynamic Air Permeability allows greater air exchange to quickly shed sweat vapor and enhance breathabilitya "43% more breathable than previous Marmot technology 100% seam taped for complete protection from rain and wind Lightweight, packable 2.5-layer construction: Nylon ripstop, interior NanoPro coating, protective layer for NanoProa "no separate lining Attached adjustable hood rolls into collar PitZips: Underarm zippers extend into the body for aggressive ventilation during aerobic activities DriClime-lined chin guard for soft comfort against the skin Pack Pockets: Slanted chest pockets can be accessed while wearing a pack Stuffs into its own pocket for easy transport Adjustable hook and loop closure cuffs Elastic drawcord hem to seal out serious weather Angel-Wing movement allows full range of motion in arms so jacket doesn't ride up Center-back length: 27 in. Regular fit: Designed to fit over other layers for added warmth