The Arc’teryx Men’s Atom Vest delivers lightweight core warmth with minimalist versatility for high-output mountain activities. Insulated with Coreloft™ Compact, it maintains performance in variable conditions while remaining highly compressible for easy layering or packability. The Tyono™ 20 face fabric offers wind resistance with a soft, quiet feel, and stretch side panels improve breathability and freedom of movement. Whether worn under a shell or as a standalone piece, the Atom Vest is ideal for skiing, hiking, or everyday alpine wear. Materials | 93% Polyester, 7% Elastane Fit | Fitted Features | Moisture-Resistant | Breathable | Lightweight | Wind Resistant | Stretch Knit Cuffs | Chest Pocket | Two Hand Pockets with Hidden Zips
