The Arc'teryx Atom Hoody is a versatile and comfortable jacket designed for active outdoor pursuits in cold weather. It features Coreloft insulation, a synthetic material that provides warmth even when wet, as well as stretchy side panels that allow for increased mobility and ventilation. The jacket's outer shell is made of durable Tyono fabric, which is lightweight and breathable, while the hood provides additional protection from wind and precipitation. The Atom Hoody also has two zippered hand pockets for storing small items or warming cold hands. With its combination of warmth, flexibility, and weather resistance, the Arc'teryx Atom Hoody is a great choice for activities like hiking, climbing, or skiing, where you need to stay warm and comfortable while on the move. The jacket comes in a variety of colours and has a slim, flattering fit that looks great both on and off the mountain.