Atom Hoody Men's is an insulated jacket designed for everyday use and hiking on the trail, built as a warm-even-when-wet layer you can wear on its own or as a midlayer in light weather. Coreloft synthetic insulation stays warm in light weather FC0 DWR finish for a lower footprint Packable and breathable for high-output days year round Product Type: Men's insulated jacket Material: Synthetic Fill Weight: 355g Pair it with men's hiking pants and a beanie for cooler trail days. The Atom Hoody is the solution to your “which jacket should I wear?” problem. Wear it solo for chilly forest hikes with windy summits, climbing at the crag, and hanging at the campsite, or as a midlayer for touring and wet winter objectives. The Coreloft synthetic insulation stays warm even if you run into light weather, making it a better alternative to down for high-output days year round. What's been updated: Updated with a FC0 DWR finish for a lower footprint. Need a lighter option? Try the Atom SL Hoody.