Keeping you warm and comfortable, no matter the conditions, the Arc'teryx Women's Atom Hoody uses performance-focused fleece for lightweight warmth with stretch in all winter environments. Packed with Coreloft™ Compact 60 insulation and lined with durable ripstop, this versatile midlayer makes the most out of its terrain. With gusseted underarms for comfort and mobility, the air-permeable Tyono™ 20 keeps this hoody light and ready to ride.