Women's Atom Heavyweight Hoody from Arc'teryx is a warm synthetic jacket for women. The versatile jacket can be used alone or as an intermediate layer. Its Coreloft™ synthetic insulation provides effective heat all year round. The lightweight, wind-resistant and water-repellent Tyono™ 30 shell is treated for extra durability, and Permeair panels™ under the arms improve ventilation. The jacket's insulated helmet-compatible hood provides both warmth and protection. \n\n