Atom Jacket — Men's

The Arc'teryx Atom Jacket is a versatile insulated layer built for everything from cool-weather hikes to everyday wear. Lightweight Coreloft™ synthetic insulation provides dependable warmth even in damp conditions, while breathable stretch side panels help regulate temperature during active pursuits. Wind-resistant and easy to layer, it's a year-round favorite for hiking, climbing, travel, and daily adventures.