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Atom LT Jacket Men's

Atom LT Jacket Men's


Regular price $240.00 USD
Regular price Sale price $240.00 USD
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Atom LT Jacket Men's         

Light, versatile synthetic insulated jacket works as a  midlayer and standalone. Atom Series: Synthetic insulated midlayers. |  LT: Lightweight.  


Versatile synthetic insulated mid layers with a high degree of weather resistance.          


High performance, minimalist design that is durable for its weight.          


Versatile high performance designs for diverse activities and conditions.          

Synthetic Insulation

Man-made insulation with quick dry times, durability and retains warmth when damp.


Atom LT Jacket         

Light, packable and proven, the Atom LT – an Arc’teryx  icon – is a performance warming layer for backcountry adventures,  alpine ascents and downtown commutes. Refined for its next generation,  we elevated its performance and extended its versatility. The Coreloft™  Compact 60 insulation retains heat when wet and withstands repeated  packing and unpacking. The soft, durable Tyono™ 20 face fabric resists  wind and weather, and stretch fleece side panels improve ventilation and  freedom of movement. Redesign includes an update to the cuff construction for easier  on/off and layering, an updated material package for enhanced  durability, updated fit, and a dope dyed liner.    


XS, S, M, L, XL, XXL, XXXL   


345 g  / 12.2 oz   


Trim fit, Hip Length, Centre back length: 74 cm / 29.1 in   

Model Measurements:

  • Height: 6'2"/188cms
  • Chest Width: 39"/99cms
  • Waist: 32"/81.3cms
  • Inseam: 33"/83.4cms
  • Wearing Size: Medium


All Round                        



Full Product Features


Technical Features

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


  • Resilient Coreloft™ Compact 60 insulation retains loft
  • Performance stretch fleece side panels give ventilation
  • Light, soft Tyono™ 20 is air permeable

Design & Fit

  • Trim fit for base layer or light mid-layer use


  • Articulated elbows
  • Gusseted underarms for mobility and comfort

Collar Configuration

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

Zippers & Fly Configuration

  • No Slip Zip™ front zipper
  • Custom TPU zipper pulls

Cuff & Sleeves Configuration

  • Stretch-knit cuffs
  • Improved cuff construction increases durability, eases layering and removal

Hem Configuration

  • Laminated hem
  • Dual lower hem adjusters
  • Slight drop hem

Pocket Configuration

  • Internal chest pocket with zip
  • Two hand pockets with hidden zippers


  • Dope dyed lining fabric
  • Contains materials that meet the bluesign® criteria

Fabric Treatment

  • DWR (Durable Water Repellent) finish repels moisture