The men's Arc'teryx Atom LT Vest is a sleeveless core-heater that hugs the body with efficient Coreloft insulation to preserve warmth. Durable fleece side panels—made with Polartec Power Stretch with Hardface Technology—increase active use breathability and mobility. A wind and moisture resistant outer shell extends stand-alone usability.
Tyono™ 20 denier shell with DWR treatment - 100% nylon
Atom series are insulated mid layers made with hydrophobic synthetic material that resists absorbing moisture. Outer fabric has a water-repellent finish.
Built with highly durable top performance materials but designed with a streamlined minimalist set of features to provide very light weight.
Moisture-resistant outer face fabric is breathable and wind resistant.
Breathable, stretch side panels for enhanced comfort and mobility.
Full front zip with wind flap.
Internal chest pocket and two hand pockets with hidden zippers.