The hottest option in the Atom series behaves as an autonomous level or through. Atom series: synthetic isolated midlayers. *The atom Hooded Hooded Sweatshirt was previously the ATOM AR hooded sweatshirt. Versatile Absorils Synthetic isolated average layers with a high degree of resistance to the weather. Synthetic insulation artificial isolation with quick drying times, duration and maintains heat when moisting. High -performance versatile multipurpose design for different activities and conditions. Heavy Foody atom hot and breathable, resistant to the wind and weather, packable and resistant. Wared as a medium cold or autonomous during the rest phases, the atom maximum weight hooded sweatshirt is one of our most versatile isolation pieces. Its Coreloft ™ synthetic isolation is efficient, effective and resilient. The Tyono ™ 30 light -resistant, wind resistant and water repellent is treated for a longer duration and permeair ™ panels under the arms improve ventilation. The hood compatible with isolated helmet adds heat and protection.