Men's Nuclei Hoody from Arc'teryx is a lightly insulated, windproof jacket for men. The Arato™ 10D ripstop outer fabric is windproof and durable, and Coreloft insulation™ provides effective warmth even when the jacket gets wet. The insulated StormHood™ hood provides extra protection. The jacket is equipped for climbing in alpine environments and has pre-curved arms for extra freedom of movement. \n\n