The Atom, an iconic offering from Arc’teryx, is a lightweight, packable, and proven performance layer designed for backcountry adventures, alpine ascents, and urban commutes. In its next-generation iteration, we've enhanced its performance and expanded its versatility. The Coreloft™ Compact 60 insulation is engineered to maintain warmth even when wet and can withstand the demands of repeated packing and unpacking. The soft yet resilient Tyono™ 20 face fabric offers resistance against wind and adverse weather conditions, while stretch fleece side panels enhance ventilation and promote freedom of movement, ensuring the Atom remains a reliable choice for various outdoor activities.

Specs:

Fit: Fitted

Activity: Hiking / Trekking / Rock Climbing / Alpine Climbing / Around Town

Fabric:

• Self: Tyono™ 20 denier shell with FC0 DWR treatment - 100% nylon
  Stretch fleece - 94% polyester, 6% elastane
  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)

Weight: 330g / 11.6 oz