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The Arc'teryx Atom Vest delivers core insulation with unrestricted shoulder movement, making it ideal for technical climbs or long hikes where you need warmth but can't sacrifice mobility. The synthetic Coreloft insulation performs even when wet, giving you reliable warmth for high-output adventures year-round, whether worn standalone on cool days or as a midlayer under shells when conditions turn nasty.
Synthetic Insulation – Coreloft™ 60 g/m² 100% Polyester
Contrast – 215gsm 93% Polyester / 7% Elastane
Body – Tyono™ 20 45gsm 100% Nylon
Lining – 40gsm 100% Nylon
FC0-DWR (Durable Water Repellent) Finish
Regular Fit – A classic fit is cut comfortably throughout the chest, waist, hip, and thigh. It allows freedom of movement, provides shape, and layers comfortably over or under our layers.
Articulated Patterning
Performance Stretch Fleece Side Panels
No Slip Zip™ Front Zipper
Custom TPU Zipper Pulls
Two Hand Pockets with Hidden Zippers
Internal Chest Pocket with Zip – Stows into chest pocket and clips to carabiner for compact transport.
Durable Stitch Hem with Dual Adjusters
| Size | XXS | XS | S | M | L | XL | XXL |
| Weight (g) | 185 |