Utilizing advanced insulation and material technologies, the versatile Arc'teryx Atom Vest - Men's excels in various seasons, landscapes, and activities. Its Coreloft™ Compact synthetic insulation provides warmth even when wet and endures years of use, while the Tyono™ 20 shell offers wind and light weather resistance. Ventilation and mobility are enhanced by the stretch fleece side panels, and the vest conveniently packs into its own pocket for easy storage.

*The Atom Vest was previously the Atom LT Vest.

Technical Features
Moisture-resistant outer face fabric
Breathable
Lightweight
Compressible and packable
Insulated
Wind resistant
Versatile

Collar Configuration
Mid-height collar is insulated and fleece-lined, layers well

Construction
Performance stretch fleece side panels give ventilation
Resilient Coreloft™ Compact 60 insulation is breathable, warm, and light, performs if wet, and delivers loft retention that resists packing out
Light, soft Tyono™ 20 is air permeable

Design & Fit
Trim fit for base layer or light mid-layer use

Fabric Treatment
DWR (Durable Water Repellent) finish repels moisture

Hem Configuration
Dual lower hem adjusters
Laminated hem
Slight drop hem

Pocket Configuration
Two hand pockets with hidden zippers
Internal chest pocket with zip

Sustainability
Dope dyed lining fabric - select colours
Contains materials that meet the bluesign® criteria
Biocidal Disclosure - This model was treated with an anti-odour biocidal product (Active Ingredient: Silver Nitrate)

Zippers & Fly Configuration
No Slip Zip™ front zipper
Custom TPU zipper pulls are easy to operate and glove-friendly

Materials
Self: Tyono™ 20 denier shell with FC0 DWR treatment - 100% nylon
Side panel fabric - 100% polyester
Insulation: Coreloft™ 60 (60 g/m²) - 100% Recycled Polyester - bluesign Approved Material
Lining: Dope Permeair™ 20D - 100% nylon - Dope Dyed, bluesign Approved Material (select colours)
Origin of fabric: JAPAN
Origin of dying: JAPAN
May release plastic microfibres into the environment when washing