Arc'Teryx - Men's Jackets / Shirts Sizing Chart
Your body measurements in inches:
| Size | Sleeve | Chest | Waist | Hip |
| XXS | 31 | 341/2 | 28 | 331/2 |
| XS | 32 | 36 | 30 | 351/2 |
| S | 33 | 38 | 32 | 371/2 |
| M | 34 | 40 | 34 | 391/2 |
| L | 35 | 431/2 | 37 | 421/2 |
| XL | 36 | 461/2 | 40 | 451/2 |
| XXL | 37 | 501/2 | 44 | 491/2 |
| 3XL | 371/2 | 541/2 | 501/2 | 56 |
Note: If your measurements are between sizes, select a larger size for a looser fit or a smaller size for a tighter fit.
Note: Calculate your own body measurements, then select your product size.
1. Sleeve: With arm relaxed at your side and slightly bent, measure from center back neck, across shoulder to elbow and down to wrist.
2. Chest: With arms relaxed at your sides, measure under your arms, around the fullest part of your chest
3. Waist: Measure around your waist at the narrowest part.
4. Hip: Standing with feet hip width apart, measure around your hips at the widest part.
Atom
Versatile synthetic insulated mid layers with a high degree of weather resistance.
Lightweight
High performance, minimalist design that is durable for its weight.
Essentials
Versatile high performance designs for diverse activities and conditions.
Synthetic Insulation
Man-made insulation with quick dry times, durability and retains warmth when damp.
Light, versatile synthetic insulated jacket works as a midlayer and standalone.
Atom Series: Synthetic insulated midlayers. | LT: Lightweight.
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.
Atom LT Jacket (Men's)
Wearing Size: Medium
Full Product Features
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
Cuff & Sleeves Configuration
- Stretch-knit cuffs
- Cuff construction increases durability, eases layering and removal
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
Patterning
- Articulated elbows
- Gusseted underarms for mobility and comfort
Pocket Configuration
- Two hand pockets with hidden zippers
- Internal chest pocket with zip
Sustainability
- Dope dyed lining fabric
- Contains materials that meet the bluesign® criteria
Zippers & Fly Configuration
- No Slip Zip™ front zipper
- Custom TPU zipper pulls are easy to operate and glove-friendly
Fit: Fitted
Our trimmer fit is patterned to stay close to the body through the chest, waist, hip, and thigh. Its low profile eliminates bulk, moves with the body, and fits comfortably over first layers or under outer layers.
Materials & Care
Materials
- 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)
Care
- Machine Wash Gentle Low
- Tumble Dry Gentle Low
- Do Not Bleach
- Wash Dark Colours Separately
- Do Not Dry Clean
- Do Not Iron
- Do Not Use Fabric Softener
- Double Rinse
- Front Load Washer Recommended
- Do Not Wring
