The Arc'teryx Atom Hoody is the ultimate jacket for any outdoor adventure. With its Coreloft synthetic insulation, you can stay warm even in light weather, making it the perfect choice for high-output days year round. Whether you're climbing, hiking, or camping, this versatile jacket has got you covered. Stay comfortable and prepared with the Atom Hoody.

Updated in 2025

What's been updated: Updated with a new FC0 material; the side panels and lining are now made with a recycled material as well. Updated fit, with a slightly wider collar and roomier sleeve opening, for improved mobility and layering.

Technical Features

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

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
• Breathable 20D recycled nylon liner helps regulate temperature and is soft and comfortable next to the skin

Cuff & Sleeves Configuration

Stretch-knit cuffs

Design & Fit

• Regular fit provides freedom of movement with room for layers
• Garment Centre Back Length: Size S is 26"/66cm - Varies by size

Fabric Treatment

• FC0 DWR (Durable Water Repellent) finish repels moisture and is PFAS-free

Hem Configuration

• Durable stitched hem with dual adjusters to seal out drafts

Hood Configuration

• Adjustable, insulated, low profile StormHood™ with structured mini hood brim

Patterning

• Articulated patterning for unrestricted mobility
• Gusseted underarms for mobility and comfort

Pocket Configuration

• Two hand pockets with hidden zippers
• Internal chest pocket with zip
• Stows into its chest pocket and clips to carabiner for compact transport

Sustainability

• Contains materials that meet the bluesign® criteria
• Contrast - recycled content
• Insulation - bluesign® approved material, recycled content
• Lining - dope dyed some colours, recycled content
• PFAS (Per- and polyfluoroalkyl substances) Compliant

Zippers & Fly Configuration

• No Slip Zip™ front zipper
• Custom TPU zipper pulls are easy to operate and glove-friendly

Materials

• Contrast: Knit Fleece, 215 gsm, polyester with FC0 DWR - 93% Polyester, 7% Elastane
• Body: 20dx20d nylon ripstop w/DWR, 45gsm - 100% Nylon
• Synthetic Insulation: Coreloft™ 60 (60 g/m²) - 100% Polyester
• Lining: 20d recycled nylon ripstop with FC0 DWR, 40gsm - 100% Nylon
• Origin of fabric: JAPAN
• Origin of dying: JAPAN
• May release plastic microfibres into the environment when washing